{"id":85432,"date":"2025-03-31T14:00:55","date_gmt":"2025-03-31T07:00:55","guid":{"rendered":"https:\/\/itviecblog.uptech.vn\/?p=85432"},"modified":"2025-06-17T09:11:28","modified_gmt":"2025-06-17T02:11:28","slug":"cau-hoi-phong-van-powershell","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/","title":{"rendered":"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#Tong_quan_ve_Powershell\" >T\u1ed5ng quan v\u1ec1 Powershell<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#Cau_hoi_phong_van_Powershell_co_ban\" >C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell c\u01a1 b\u1ea3n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#Cau_hoi_phong_van_Powershell_nang_cao\" >C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell n\u00e2ng cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#Cau_hoi_phong_van_tinh_huong_ve_Powershell\" >C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n t\u00ecnh hu\u1ed1ng v\u1ec1 Powershell<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#Tong_ket_cau_hoi_phong_van_Powershell\" >T\u1ed5ng k\u1ebft c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell<\/a><\/li><\/ul><\/nav><\/div>\n<p><em><strong>PowerShell l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd d\u00e0nh cho qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng v\u00e0 DevOps, th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c bu\u1ed5i ph\u1ecfng v\u1ea5n IT. \u0110\u1ec3 gi\u00fap b\u1ea1n s\u1eb5n s\u00e0ng, ch\u00fang t\u00f4i \u0111\u00e3 t\u1ed5ng h\u1ee3p danh s\u00e1ch 20 c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 PowerShell m\u1edbi nh\u1ea5t 2025, bao g\u1ed3m t\u1eeb ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ebfn c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u \u0111\u1ec3 n\u00e2ng cao k\u1ef9 n\u0103ng v\u00e0 t\u1ef1 tin h\u01a1n khi \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u00e0 tuy\u1ec3n d\u1ee5ng.<\/strong><\/em><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecdc b\u00e0i vi\u1ebft sau \u0111\u1ec3 hi\u1ec3u th\u00eam v\u1ec1:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell c\u01a1 b\u1ea3n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell n\u00e2ng cao<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n t\u00ecnh hu\u1ed1ng v\u1ec1 Powershell<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Tong_quan_ve_Powershell\"><\/span><b>T\u1ed5ng quan v\u1ec1 Powershell<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\"><a href=\"\/blog\/powershell-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>PowerShell<\/strong><\/a> l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef d\u00f2ng l\u1ec7nh (command-line shell) v\u00e0 ng\u00f4n ng\u1eef scripting do Microsoft ph\u00e1t tri\u1ec3n, gi\u00fap t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c t\u00e1c v\u1ee5 qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng tr\u00ean Windows, Linux v\u00e0 macOS. PowerShell \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng .NET, cung c\u1ea5p c\u00e1c cmdlet (command-let) m\u1ea1nh m\u1ebd \u0111\u1ec3 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng, x\u1eed l\u00fd file, t\u01b0\u01a1ng t\u00e1c v\u1edbi API, v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 DevOps.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">PowerShell \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><a href=\"\/blog\/system-admin\/\" target=\"_blank\" rel=\"noopener\">System Administrator<\/a>: D\u00f9ng \u0111\u1ec3 qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7, Active Directory, quy\u1ec1n truy c\u1eadp v\u00e0 b\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><a href=\"\/blog\/devops-engineer-la-gi\/\" target=\"_blank\" rel=\"noopener\">DevOps Engineer<\/a>: T\u1ef1 \u0111\u1ed9ng h\u00f3a quy tr\u00ecnh CI\/CD, tri\u1ec3n khai \u1ee9ng d\u1ee5ng v\u00e0 qu\u1ea3n l\u00fd h\u1ea1 t\u1ea7ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Developer: Vi\u1ebft script \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng h\u00f3a t\u00e1c v\u1ee5, t\u01b0\u01a1ng t\u00e1c v\u1edbi API v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Security Analysts: Ki\u1ec3m tra h\u1ec7 th\u1ed1ng, thu th\u1eadp log v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 b\u1ea3o m\u1eadt.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Nh\u1edd t\u00ednh linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng t\u1ef1 \u0111\u1ed9ng h\u00f3a m\u1ea1nh m\u1ebd, PowerShell l\u00e0 c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong m\u00f4i tr\u01b0\u1eddng IT hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n<blockquote><p><em>\u0110\u1ecdc th\u00eam: <a href=\"\/blog\/cac-lenh-trong-powershell\/\" target=\"_blank\" rel=\"noopener\"><strong>Top 30+ c\u00e1c l\u1ec7nh trong Powershell ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/strong><\/a><\/em><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_phong_van_Powershell_co_ban\"><\/span><b>C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell c\u01a1 b\u1ea3n<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>Powershell kh\u00e1c g\u00ec so v\u1edbi Command Prompt? Khi n\u00e0o s\u1eed d\u1ee5ng Powershell? Khi n\u00e0o s\u1eed d\u1ee5ng Command Prompt?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PowerShell l\u00e0 m\u1ed9t command-line shell k\u1ebft h\u1ee3p v\u1edbi ng\u00f4n ng\u1eef scripting, \u0111\u01b0\u1ee3c Microsoft ph\u00e1t tri\u1ec3n \u0111\u1ec3 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a t\u00e1c v\u1ee5 tr\u00ean Windows, Linux v\u00e0 macOS. D\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng .NET, PowerShell cung c\u1ea5p c\u00e1c cmdlet m\u1ea1nh m\u1ebd, h\u1ed7 tr\u1ee3 qu\u1ea3n tr\u1ecb h\u1ea1 t\u1ea7ng IT, t\u01b0\u01a1ng t\u00e1c v\u1edbi API v\u00e0 tri\u1ec3n khai DevOps hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Command Prompt (CMD) l\u00e0 m\u1ed9t command-line interpreter tr\u00ean Windows, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng th\u1ef1c thi c\u00e1c l\u1ec7nh h\u1ec7 th\u1ed1ng c\u01a1 b\u1ea3n. CMD ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thao t\u00e1c file, ch\u1ea1y ch\u01b0\u01a1ng tr\u00ecnh v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 qu\u1ea3n tr\u1ecb \u0111\u01a1n gi\u1ea3n nh\u01b0ng kh\u00f4ng m\u1ea1nh m\u1ebd nh\u01b0 PowerShell.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>T\u00ednh n\u0103ng<\/b><\/td>\n<td><b>Powershell<\/b><\/td>\n<td><b>Command Prompt (CMD)<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 \u0111a n\u1ec1n t\u1ea3ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">PowerShell Core (v7 tr\u1edf l\u00ean) ho\u1ea1t \u0111\u1ed9ng tr\u00ean Windows, Linux v\u00e0 macOS.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">CMD ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng tr\u00ean Windows.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 l\u1ec7nh v\u00e0 t\u00e0i li\u1ec7u<\/span><\/td>\n<td><span style=\"font-weight: 400;\">PowerShell cung c\u1ea5p tr\u1ee3 gi\u00fap chi ti\u1ebft qua <\/span><span style=\"font-weight: 400;\">Get-Help<\/span><span style=\"font-weight: 400;\">, c\u00f3 t\u00e0i li\u1ec7u phong ph\u00fa v\u00e0 c\u1ed9ng \u0111\u1ed3ng l\u1edbn h\u1ed7 tr\u1ee3 troubleshooting, h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">CMD ch\u1ec9 cung c\u1ea5p th\u00f4ng tin c\u01a1 b\u1ea3n qua <\/span><span style=\"font-weight: 400;\">Help<\/span><span style=\"font-weight: 400;\">, t\u00e0i li\u1ec7u h\u1ea1n ch\u1ebf, c\u1ed9ng \u0111\u1ed3ng nh\u1ecf h\u01a1n.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0110\u1ecbnh d\u1ea1ng \u0111\u1ea7u ra<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Xu\u1ea5t d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed1i t\u01b0\u1ee3ng .NET, gi\u00fap x\u1eed l\u00fd linh ho\u1ea1t v\u00e0 d\u1ec5 thao t\u00e1c.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Xu\u1ea5t d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng v\u0103n b\u1ea3n thu\u1ea7n t\u00fay, \u00edt linh ho\u1ea1t khi x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">K\u1ebft h\u1ee3p nhi\u1ec1u l\u1ec7nh\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 chaining n\u00e2ng cao qua **pipeline (`<\/span><\/td>\n<td><span style=\"font-weight: 400;\">`)**, gi\u00fap truy\u1ec1n \u0111\u1ed1i t\u01b0\u1ee3ng gi\u1eefa c\u00e1c cmdlet.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Kh\u1ea3 n\u0103ng scripting<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 .ps1 scripts, c\u00f3 v\u00f2ng l\u1eb7p, \u0111i\u1ec1u ki\u1ec7n, h\u00e0m, ph\u00f9 h\u1ee3p cho t\u1ef1 \u0111\u1ed9ng h\u00f3a ph\u1ee9c t\u1ea1p.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 batch scripts (.bat), ch\u1ec9 ph\u00f9 h\u1ee3p cho t\u00e1c v\u1ee5 t\u1ef1 \u0111\u1ed9ng h\u00f3a \u0111\u01a1n gi\u1ea3n.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">X\u1eed l\u00fd d\u1eef li\u1ec7u<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, gi\u00fap thao t\u00e1c d\u1eef li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ec9 h\u1ed7 tr\u1ee3 text-based, kh\u00f3 l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Qu\u1ea3n l\u00fd t\u1eeb xa<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 remote execution, gi\u00fap qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng t\u1eeb xa hi\u1ec7u qu\u1ea3.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 h\u1ea1n ch\u1ebf, c\u1ea7n c\u00f4ng c\u1ee5 b\u00ean ngo\u00e0i \u0111\u1ec3 ch\u1ea1y l\u1ec7nh t\u1eeb xa.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 tab completion, syntax highlighting, c\u00f3 th\u1ec3 t\u1ea1o GUI v\u1edbi WPF.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Giao di\u1ec7n c\u01a1 b\u1ea3n, kh\u00f4ng c\u00f3 tab completion ho\u1eb7c syntax highlighting.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Alias l\u1ec7nh\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 alias (<\/span><span style=\"font-weight: 400;\">gci<\/span><span style=\"font-weight: 400;\"> cho <\/span><span style=\"font-weight: 400;\">Get-ChildItem<\/span><span style=\"font-weight: 400;\">), gi\u00fap thao t\u00e1c nhanh h\u01a1n.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u00f4ng c\u00f3 alias linh ho\u1ea1t, c\u00fa ph\u00e1p c\u1ee9ng nh\u1eafc.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">X\u1eed l\u00fd l\u1ed7i<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u00f3 try-catch-finally, gi\u00fap debug l\u1ed7i hi\u1ec7u qu\u1ea3.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ec9 h\u1ed7 tr\u1ee3 <\/span><span style=\"font-weight: 400;\">if error level<\/span><span style=\"font-weight: 400;\">, kh\u00f3 ki\u1ec3m so\u00e1t l\u1ed7i.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">T\u1ef1 \u0111\u1ed9ng h\u00f3a<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 automation m\u1ea1nh m\u1ebd, ph\u00f9 h\u1ee3p qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng, DevOps.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ec9 ph\u00f9 h\u1ee3p cho automation c\u01a1 b\u1ea3n nh\u01b0 qu\u1ea3n l\u00fd file, ki\u1ec3m tra h\u1ec7 th\u1ed1ng.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0110\u1ed9 ph\u1ee9c t\u1ea1p<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ea1nh m\u1ebd nh\u01b0ng c\u00f3 \u0111\u01b0\u1eddng cong h\u1ecdc t\u1eadp cao, ph\u00f9 h\u1ee3p v\u1edbi qu\u1ea3n tr\u1ecb vi\u00ean h\u1ec7 th\u1ed1ng.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u1ec5 h\u1ecdc h\u01a1n, ph\u00f9 h\u1ee3p cho t\u00e1c v\u1ee5 \u0111\u01a1n gi\u1ea3n.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ch\u1ea9n \u0111o\u00e1n m\u1ea1ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u00f3 cmdlet n\u00e2ng cao nh\u01b0 <\/span><span style=\"font-weight: 400;\">Test-Connection<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">Get-NetIPAddress<\/span><span style=\"font-weight: 400;\">.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 t\u1ed1t v\u1edbi <\/span><span style=\"font-weight: 400;\">ping<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">ipconfig<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">tracert<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">netstat<\/span><span style=\"font-weight: 400;\">.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1eadm h\u01a1n CMD \u1edf c\u00e1c t\u00e1c v\u1ee5 \u0111\u01a1n gi\u1ea3n do d\u1ef1a tr\u00ean .NET<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Nhanh h\u01a1n khi th\u1ef1c hi\u1ec7n c\u00e1c l\u1ec7nh h\u1ec7 th\u1ed1ng c\u01a1 b\u1ea3n nh\u01b0 copy, move, delete.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">PowerShell ph\u00f9 h\u1ee3p khi c\u1ea7n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng n\u00e2ng cao: Qu\u1ea3n l\u00fd Active Directory, quy\u1ec1n truy c\u1eadp, thi\u1ebft l\u1eadp c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1ef1 \u0111\u1ed9ng h\u00f3a quy tr\u00ecnh: Vi\u1ebft script th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, nh\u01b0 ki\u1ec3m tra log, backup d\u1eef li\u1ec7u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">X\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p: L\u00e0m vi\u1ec7c v\u1edbi \u0111\u1ed1i t\u01b0\u1ee3ng .NET, JSON, XML, API.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Qu\u1ea3n l\u00fd t\u1eeb xa: Ch\u1ea1y l\u1ec7nh tr\u00ean nhi\u1ec1u m\u00e1y t\u00ednh qua WinRM ho\u1eb7c SSH.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00edch h\u1ee3p DevOps: S\u1eed d\u1ee5ng trong CI\/CD pipelines v\u1edbi Azure, Docker, Kubernetes.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">CMD ph\u00f9 h\u1ee3p khi c\u1ea7n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u1ef1c hi\u1ec7n t\u00e1c v\u1ee5 nhanh ch\u00f3ng: Ch\u1ea1y l\u1ec7nh \u0111\u01a1n gi\u1ea3n nh\u01b0 t\u1ea1o\/thay \u0111\u1ed5i th\u01b0 m\u1ee5c, di chuy\u1ec3n file.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ki\u1ec3m tra h\u1ec7 th\u1ed1ng: D\u00f9ng ipconfig, ping, tracert, netstat \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n m\u1ea1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u01b0\u01a1ng th\u00edch v\u1edbi phi\u00ean b\u1ea3n Windows c\u0169: M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng c\u0169 ch\u01b0a h\u1ed7 tr\u1ee3 PowerShell \u0111\u1ea7y \u0111\u1ee7.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ea1y l\u1ec7nh nhanh trong m\u00f4i tr\u01b0\u1eddng Windows: Khi kh\u00f4ng c\u1ea7n scripting ph\u1ee9c t\u1ea1p hay qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng t\u1eeb xa.<\/span><\/li>\n<\/ul>\n<h3><b>Cmdlet l\u00e0 g\u00ec? V\u00ed d\u1ee5 m\u1ed9t s\u1ed1 Cmdlet ph\u1ed5 bi\u1ebfn<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Cmdlet (Command-Let) l\u00e0 c\u00e1c l\u1ec7nh nh\u1ecf trong PowerShell, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c l\u1ec7nh trong CMD, cmdlet trong PowerShell d\u1ef1a tr\u00ean .NET Framework, cho ph\u00e9p x\u1eed l\u00fd d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed1i t\u01b0\u1ee3ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cmdlet c\u00f3 c\u00fa ph\u00e1p d\u1ea1ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Verb-Noun [-Parameter &lt;Value&gt;]<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Process<\/span><\/pre>\n<pre><span style=\"font-weight: 400;\">Set-Location<\/span><\/pre>\n<pre><span style=\"font-weight: 400;\">Remove-Item<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 m\u1ed9t s\u1ed1 Cmdlet ph\u1ed5 bi\u1ebfn:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Cmdlet<\/b><\/td>\n<td><b>Ch\u1ee9c n\u0103ng<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Get-Help<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Hi\u1ec3n th\u1ecb h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 m\u1ed9t cmdlet ho\u1eb7c l\u1ec7nh PowerShell.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Get-Command<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Li\u1ec7t k\u00ea t\u1ea5t c\u1ea3 c\u00e1c cmdlet c\u00f3 s\u1eb5n trong PowerShell.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Get-Process<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Xem danh s\u00e1ch c\u00e1c ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y tr\u00ean h\u1ec7 th\u1ed1ng.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Stop-Process -Name notepad<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u1eebng ti\u1ebfn tr\u00ecnh theo t\u00ean, v\u00ed d\u1ee5 d\u1eebng Notepad.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Get-Service<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Hi\u1ec3n th\u1ecb danh s\u00e1ch c\u00e1c d\u1ecbch v\u1ee5 \u0111ang ch\u1ea1y tr\u00ean h\u1ec7 th\u1ed1ng.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Restart-Service -Name Spooler<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u1edfi \u0111\u1ed9ng l\u1ea1i d\u1ecbch v\u1ee5 theo t\u00ean, v\u00ed d\u1ee5 d\u1ecbch v\u1ee5 in \u1ea5n (Spooler).<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Get-ChildItem<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Li\u1ec7t k\u00ea file v\u00e0 th\u01b0 m\u1ee5c trong m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn c\u1ee5 th\u1ec3.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Set-Location C:\\Users<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Chuy\u1ec3n th\u01b0 m\u1ee5c hi\u1ec7n t\u1ea1i sang C:\\Users.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">New-Item -ItemType File -Path &#8220;C:\\test.txt&#8221;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u1ea1o m\u1ed9t file m\u1edbi t\u00ean test.txt.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Remove-Item &#8220;C:\\test.txt&#8221;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">X\u00f3a file ho\u1eb7c th\u01b0 m\u1ee5c.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>Pipeline trong Powershell ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Pipeline (<\/span><span style=\"font-weight: 400;\">|<\/span><span style=\"font-weight: 400;\">) trong PowerShell cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u t\u1eeb cmdlet n\u00e0y sang cmdlet kh\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n x\u1eed l\u00fd th\u1ee7 c\u00f4ng. \u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a PowerShell l\u00e0 n\u00f3 truy\u1ec1n \u0111\u1ed1i t\u01b0\u1ee3ng thay v\u00ec ch\u1ec9 truy\u1ec1n v\u0103n b\u1ea3n nh\u01b0 trong CMD, gi\u00fap x\u1eed l\u00fd d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ed7i cmdlet trong pipeline nh\u1eadn \u0111\u1ea7u v\u00e0o l\u00e0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng t\u1eeb cmdlet tr\u01b0\u1edbc \u0111\u00f3, x\u1eed l\u00fd n\u00f3, r\u1ed3i truy\u1ec1n sang cmdlet ti\u1ebfp theo.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Process<\/span><span style=\"font-weight: 400;\"> | <\/span><span style=\"font-weight: 400;\">Where-Object {$_.CPU -gt 10}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Get-Process<\/span><span style=\"font-weight: 400;\"> l\u1ea5y danh s\u00e1ch t\u1ea5t c\u1ea3 ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Where-Object {$_.CPU -gt 10}<\/span><span style=\"font-weight: 400;\"> l\u1ecdc ra c\u00e1c ti\u1ebfn tr\u00ecnh c\u00f3 m\u1ee9c s\u1eed d\u1ee5ng CPU l\u1edbn h\u01a1n 10%.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 v\u1ec1 pipeline trong Powershell:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">L\u1ecdc danh s\u00e1ch d\u1ecbch v\u1ee5 \u0111ang ch\u1ea1y:\u00a0<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-Service | Where-Object {$_.Status -eq \"Running\"}<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; Hi\u1ec3n th\u1ecb c\u00e1c d\u1ecbch v\u1ee5 \u0111ang ho\u1ea1t \u0111\u1ed9ng tr\u00ean h\u1ec7 th\u1ed1ng<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">S\u1eafp x\u1ebfp ti\u1ebfn tr\u00ecnh theo m\u1ee9c s\u1eed d\u1ee5ng CPU:\u00a0<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-Process | Sort-Object CPU -Descending<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; Li\u1ec7t k\u00ea ti\u1ebfn tr\u00ecnh theo th\u1ee9 t\u1ef1 CPU gi\u1ea3m d\u1ea7n<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Ch\u1ecdn th\u00f4ng tin c\u1ea7n hi\u1ec3n th\u1ecb:\u00a0<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-ChildItem | Select-Object Name, Length<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; Ch\u1ec9 hi\u1ec3n th\u1ecb t\u00ean file v\u00e0 k\u00edch th\u01b0\u1edbc trong th\u01b0 m\u1ee5c<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Xu\u1ea5t danh s\u00e1ch ti\u1ebfn tr\u00ecnh ra file:\u00a0<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-Process | Out-File \"process_list.txt\"<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; L\u01b0u danh s\u00e1ch ti\u1ebfn tr\u00ecnh v\u00e0o file <\/span><span style=\"font-weight: 400;\">process_list.txt<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">\u0110\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u \u0111\u1eb9p h\u01a1n:\u00a0<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-Service | Format-Table -AutoSize<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; Hi\u1ec3n th\u1ecb danh s\u00e1ch d\u1ecbch v\u1ee5 theo d\u1ea1ng b\u1ea3ng g\u1ecdn g\u00e0ng<\/span><\/p>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra phi\u00ean b\u1ea3n Powershell hi\u1ec7n t\u1ea1i?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00f3 m\u1ed9t s\u1ed1 c\u00e1ch \u0111\u1ec3 ki\u1ec3m tra phi\u00ean b\u1ea3n PowerShell, nh\u01b0ng ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn v\u00e0 nhanh nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng l\u1ec7nh $PSVersionTable.<\/span><\/p>\n<h4><b>Ki\u1ec3m tra phi\u00ean b\u1ea3n PowerShell b\u1eb1ng <\/b><b>$PSVersionTable<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y hi\u1ec3n th\u1ecb th\u00f4ng tin chi ti\u1ebft v\u1ec1 m\u00f4i tr\u01b0\u1eddng PowerShell, bao g\u1ed3m s\u1ed1 phi\u00ean b\u1ea3n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1ch th\u1ef1c hi\u1ec7n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1edf PowerShell tr\u00ean h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1eadp l\u1ec7nh sau v\u00e0 nh\u1ea5n Enter: <\/span><span style=\"font-weight: 400;\">$PSVersionTable<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ecm d\u00f2ng PSVersion trong k\u1ebft qu\u1ea3. \u0110\u00e2y l\u00e0 s\u1ed1 phi\u00ean b\u1ea3n PowerShell hi\u1ec7n t\u1ea1i<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n th\u1ea5y d\u00f2ng: <\/span><span style=\"font-weight: 400;\">PSVersion 5.1.19041.1023<\/span><span style=\"font-weight: 400;\"> \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng Windows PowerShell 5.1.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, <\/span><span style=\"font-weight: 400;\">$PSVersionTable<\/span><span style=\"font-weight: 400;\"> c\u00f2n cung c\u1ea5p c\u00e1c th\u00f4ng tin kh\u00e1c nh\u01b0:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">CLRVersion (\u00e1p d\u1ee5ng cho Windows PowerShell).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">PSEdition (gi\u00fap ph\u00e2n bi\u1ec7t gi\u1eefa Windows PowerShell v\u00e0 PowerShell Core).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ho\u1ea1t \u0111\u1ed9ng tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c n\u1ec1n t\u1ea3ng c\u00f3 PowerShell, bao g\u1ed3m Windows, Linux v\u00e0 macOS, gi\u00fap ki\u1ec3m tra phi\u00ean b\u1ea3n nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c.<\/span><\/p>\n<h4><b>Ki\u1ec3m tra phi\u00ean b\u1ea3n PowerShell qua Registry (Windows)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, tr\u00ean Windows, ch\u00fang ta c\u0169ng c\u00f3 th\u1ec3 ki\u1ec3m tra phi\u00ean b\u1ea3n PowerShell b\u1eb1ng c\u00e1ch truy c\u1eadp Windows Registry. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi b\u1ea1n kh\u00f4ng th\u1ec3 m\u1edf PowerShell tr\u1ef1c ti\u1ebfp ho\u1eb7c c\u1ea7n ki\u1ec3m tra phi\u00ean b\u1ea3n m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1ch th\u1ef1c hi\u1ec7n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1ea5n <\/span><b>Win + R<\/b><span style=\"font-weight: 400;\">, nh\u1eadp <\/span><b>regedit<\/b><span style=\"font-weight: 400;\">, r\u1ed3i nh\u1ea5n <\/span><b>Enter <\/b><span style=\"font-weight: 400;\">\u0111\u1ec3 m\u1edf <\/span><b>Registry Editor<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn \u0111\u01b0\u1eddng d\u1eabn sau: <\/span><span style=\"font-weight: 400;\">HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\PowerShell\\3\\PowerShellEngine<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ecm m\u1ee5c <\/span><b>PowerShellVersion<\/b><span style=\"font-weight: 400;\">. Gi\u00e1 tr\u1ecb t\u1ea1i \u0111\u00e2y ch\u00ednh l\u00e0 phi\u00ean b\u1ea3n PowerShell hi\u1ec7n \u0111ang c\u00e0i \u0111\u1eb7t tr\u00ean h\u1ec7 th\u1ed1ng<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, kh\u00f4ng khuy\u1ebfn kh\u00edch vi\u1ec7c ki\u1ec3m tra Registry Editor do y\u00eau c\u1ea7u quy\u1ec1n truy c\u1eadp c\u1ea5p cao trong h\u1ec7 th\u1ed1ng.\u00a0<\/span><\/p>\n<h3><b>Powershell Core kh\u00e1c g\u00ec so v\u1edbi Windows Powershell?<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec3m kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t gi\u1eefa PowerShell Core v\u00e0 Windows PowerShell n\u1eb1m \u1edf n\u1ec1n t\u1ea3ng v\u00e0 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Windows PowerShell l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 d\u00f2ng l\u1ec7nh m\u1ea1nh m\u1ebd do Microsoft ph\u00e1t tri\u1ec3n, gi\u00fap t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c t\u00e1c v\u1ee5 qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng tr\u00ean Windows. N\u00f3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean .NET Framework v\u00e0 h\u1ed7 tr\u1ee3 c\u00e1c cmdlet (l\u1ec7nh nh\u1ecf), scripting, c\u0169ng nh\u01b0 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng hi\u1ec7u qu\u1ea3. Phi\u00ean b\u1ea3n cu\u1ed1i c\u00f9ng c\u1ee7a Windows PowerShell l\u00e0 5.1, v\u00e0 Microsoft \u0111\u00e3 ng\u1eebng ph\u00e1t tri\u1ec3n th\u00eam c\u00e1c phi\u00ean b\u1ea3n m\u1edbi cho nh\u00e1nh n\u00e0y.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">PowerShell Core l\u00e0 phi\u00ean b\u1ea3n hi\u1ec7n \u0111\u1ea1i h\u01a1n c\u1ee7a PowerShell, ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean .NET Core (sau n\u00e0y l\u00e0 .NET 5+). Kh\u00f4ng gi\u1ed1ng Windows PowerShell ch\u1ec9 ch\u1ea1y tr\u00ean Windows, PowerShell Core l\u00e0 \u0111a n\u1ec1n t\u1ea3ng, ho\u1ea1t \u0111\u1ed9ng tr\u00ean Windows, Linux v\u00e0 macOS. T\u1eeb phi\u00ean b\u1ea3n PowerShell Core 7.0, Microsoft \u0111\u00e3 h\u1ee3p nh\u1ea5t th\u01b0\u01a1ng hi\u1ec7u v\u00e0 g\u1ecdi \u0111\u01a1n gi\u1ea3n l\u00e0 PowerShell.<\/span><\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><b>Ti\u00eau ch\u00ed<\/b><\/td>\n<td><b>Powershell Core<\/b><\/td>\n<td><b>Windows Powershell<\/b><b>(hay Powershell 5.1)<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">H\u1ec7 \u0111i\u1ec1u h\u00e0nh h\u1ed7 tr\u1ee3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110a n\u1ec1n t\u1ea3ng (Windows, Linux, macOS)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ec9 ch\u1ea1y tr\u00ean Windows<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Phi\u00ean b\u1ea3n<\/span><\/td>\n<td><span style=\"font-weight: 400;\">PowerShell Core 6.x, 7.x+<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Windows PowerShell 5.1 tr\u1edf v\u1ec1 tr\u01b0\u1edbc<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">N\u1ec1n t\u1ea3ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u1ef1a tr\u00ean .NET Core\/.NET 5+<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u1ef1a tr\u00ean .NET Framework<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Nhanh h\u01a1n, t\u1ed1i \u01b0u tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u00edch h\u1ee3p s\u00e2u v\u1edbi Windows nh\u01b0ng kh\u00f4ng \u0111a n\u1ec1n t\u1ea3ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">T\u01b0\u01a1ng th\u00edch module<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ed9t s\u1ed1 module c\u0169 kh\u00f4ng h\u1ed7 tr\u1ee3, nh\u01b0ng c\u00f3 Windows Compatibility Pack<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c module Windows c\u0169<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">L\u1ec7nh g\u1ecdi<\/span><\/td>\n<td><span style=\"font-weight: 400;\">pwsh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">powershell<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ph\u00e1t tri\u1ec3n &amp; H\u1ed7 tr\u1ee3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean, m\u00e3 ngu\u1ed3n m\u1edf<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ng\u1eebng ph\u00e1t tri\u1ec3n, ch\u1ec9 nh\u1eadn c\u1eadp nh\u1eadt b\u1ea3o m\u1eadt<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n c\u1ea7n l\u00e0m vi\u1ec7c tr\u00ean nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh, h\u00e3y s\u1eed d\u1ee5ng PowerShell Core v\u00ec t\u00ednh linh ho\u1ea1t v\u00e0 h\u1ed7 tr\u1ee3 l\u00e2u d\u00e0i. C\u00f2n n\u1ebfu ch\u1ec9 l\u00e0m vi\u1ec7c tr\u00ean Windows v\u00e0 c\u1ea7n t\u00edch h\u1ee3p s\u00e2u v\u1edbi h\u1ec7 th\u1ed1ng, Windows PowerShell 5.1 v\u1eabn c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u, nh\u01b0ng v\u1ec1 l\u00e2u d\u00e0i n\u00ean chuy\u1ec3n sang PowerShell Core \u0111\u1ec3 c\u00f3 c\u00e1c t\u00ednh n\u0103ng m\u1edbi nh\u1ea5t.<\/span><\/p>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng bi\u1ebfn trong Powershell?<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Bi\u1ebfn (variable) trong PowerShell l\u00e0 m\u1ed9t v\u00f9ng nh\u1edb d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi trong qu\u00e1 tr\u00ecnh th\u1ef1c thi t\u1eadp l\u1ec7nh (script) ho\u1eb7c l\u1ec7nh PowerShell. Bi\u1ebfn gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng thao t\u00e1c v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n nh\u1eadp l\u1ea1i nhi\u1ec1u l\u1ea7n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Trong PowerShell, bi\u1ebfn lu\u00f4n b\u1eaft \u0111\u1ea7u b\u1eb1ng k\u00fd t\u1ef1 $ v\u00e0 c\u00f3 th\u1ec3 ch\u1ee9a nhi\u1ec1u lo\u1ea1i d\u1eef li\u1ec7u kh\u00e1c nhau nh\u01b0 chu\u1ed7i (string), s\u1ed1 (integer, float), m\u1ea3ng (array) ho\u1eb7c \u0111\u1ed1i t\u01b0\u1ee3ng (object).<\/span><\/p>\n<h4><b>C\u00e1ch t\u1ea1o bi\u1ebfn trong Powershell<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o bi\u1ebfn b\u1eb1ng c\u00fa ph\u00e1p: <\/span><span style=\"font-weight: 400;\">$TenBien = GiaTri<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$soLuong = 10<\/span>\n\n<span style=\"font-weight: 400;\">$giaTriThuc = 3.14<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">PowerShell s\u1ebd t\u1ef1 \u0111\u1ed9ng x\u00e1c \u0111\u1ecbnh ki\u1ec3u d\u1eef li\u1ec7u c\u1ee7a bi\u1ebfn m\u00e0 kh\u00f4ng c\u1ea7n khai b\u00e1o tr\u01b0\u1edbc<\/span><\/p>\n<h4><b>C\u00e1ch s\u1eed d\u1ee5ng bi\u1ebfn trong Powershell<\/b><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">In gi\u00e1 tr\u1ecb bi\u1ebfn:\u00a0<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$hoTen = \"PowerShell\"<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output \"Ch\u00e0o m\u1eebng b\u1ea1n \u0111\u1ebfn v\u1edbi $hoTen!\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">K\u1ebft qu\u1ea3:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Ch\u00e0o m\u1eebng b\u1ea1n \u0111\u1ebfn v\u1edbi PowerShell!<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng bi\u1ebfn trong ph\u00e9p to\u00e1n<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$a = 5<\/span>\n\n<span style=\"font-weight: 400;\">$b = 10<\/span>\n\n<span style=\"font-weight: 400;\">$tong = $a + $b<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output \"T\u1ed5ng l\u00e0: $tong\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">K\u1ebft qu\u1ea3:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">T\u1ed5ng l\u00e0: 15<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00f9ng bi\u1ebfn trong v\u00f2ng l\u1eb7p<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">for ($i = 1; $i -le 5; $i++) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"Gi\u00e1 tr\u1ecb: $i\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">PowerShell c\u00f3 c\u00e1c bi\u1ebfn h\u1ec7 th\u1ed1ng h\u1eefu \u00edch:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$PSVersionTable<\/span><span style=\"font-weight: 400;\"> \u2013 Ki\u1ec3m tra phi\u00ean b\u1ea3n PowerShell<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$null<\/span><span style=\"font-weight: 400;\"> \u2013 Gi\u00e1 tr\u1ecb r\u1ed7ng<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$env:Path<\/span><span style=\"font-weight: 400;\"> \u2013 Bi\u1ebfn m\u00f4i tr\u01b0\u1eddng<\/span><\/li>\n<\/ul>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 l\u1ea5y danh s\u00e1ch c\u00e1c l\u1ec7nh c\u00f3 s\u1eb5n trong Powershell?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PowerShell cung c\u1ea5p h\u00e0ng ng\u00e0n l\u1ec7nh (cmdlets) c\u00f3 s\u1eb5n \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng, x\u1eed l\u00fd t\u1ec7p, qu\u1ea3n l\u00fd ti\u1ebfn tr\u00ecnh v\u00e0 nhi\u1ec1u c\u00f4ng vi\u1ec7c kh\u00e1c. \u0110\u1ec3 l\u1ea5y danh s\u00e1ch c\u00e1c l\u1ec7nh c\u00f3 s\u1eb5n trong Powershell, ch\u00fang ta c\u00f3 th\u1ec3 d\u00f9ng l\u1ec7nh Get-command.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh Get-Command gi\u00fap li\u1ec7t k\u00ea t\u1ea5t c\u1ea3 c\u00e1c l\u1ec7nh c\u00f3 s\u1eb5n trong phi\u00ean PowerShell hi\u1ec7n t\u1ea1i, bao g\u1ed3m:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cmdlets (c\u00e1c l\u1ec7nh g\u1ed1c c\u1ee7a PowerShell)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Functions (h\u00e0m do PowerShell ho\u1eb7c ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecbnh ngh\u0129a)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Aliases (b\u00ed danh gi\u00fap vi\u1ebft l\u1ec7nh ng\u1eafn g\u1ecdn h\u01a1n)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Applications (ch\u01b0\u01a1ng tr\u00ecnh th\u1ef1c thi trong h\u1ec7 th\u1ed1ng)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p c\u01a1 b\u1ea3n:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Command<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: Li\u1ec7t k\u00ea c\u00e1c cmdlet trong PowerShell:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Command -CommandType Cmdlet<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, ch\u00fang ta c\u00f3 th\u1ec3 thao t\u00e1c t\u00ecm ki\u1ebfm l\u1ec7nh ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u nh\u01b0:<\/span><\/p>\n<h4><b>L\u1ecdc danh s\u00e1ch l\u1ec7nh theo t\u1eeb kh\u00f3a\u00a0<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">-Name<\/span><span style=\"font-weight: 400;\"> ho\u1eb7c k\u1ebft h\u1ee3p v\u1edbi <\/span><span style=\"font-weight: 400;\">Where-Object<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 l\u1ecdc theo t\u00ean<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: T\u00ecm t\u1ea5t c\u1ea3 l\u1ec7nh c\u00f3 ch\u1ee9a t\u1eeb &#8220;Process&#8221;:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Command -Name *Process*<\/span><\/pre>\n<h4><b>X\u00e1c \u0111\u1ecbnh l\u1ec7nh \u0111\u1ebfn t\u1eeb \u0111\u00e2u<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Command Get-Process | Select-Object Name, Module<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 li\u1ec7t k\u00ea t\u1ea5t c\u1ea3 c\u00e1c l\u1ec7nh trong m\u1ed9t module c\u1ee5 th\u1ec3 (v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">Microsoft.PowerShell.Management<\/span><span style=\"font-weight: 400;\">):<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Command -Module Microsoft.PowerShell.Management<\/span><\/pre>\n<h4><b>Xem chi ti\u1ebft v\u1ec1 m\u1ed9t l\u1ec7nh c\u1ee5 th\u1ec3<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Sau khi t\u00ecm th\u1ea5y l\u1ec7nh mong mu\u1ed1n, s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">Get-Help<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 xem chi ti\u1ebft c\u00e1ch s\u1eed d\u1ee5ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Help Get-Process -Detailed<\/span><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_phong_van_Powershell_nang_cao\"><\/span><b>C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell n\u00e2ng cao<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>Powershell h\u1ed7 tr\u1ee3 c\u00e1c ki\u1ec3u d\u1eef li\u1ec7u n\u00e0o?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Bi\u1ebfn trong PowerShell c\u00f3 th\u1ec3 ch\u1ee9a nhi\u1ec1u lo\u1ea1i d\u1eef li\u1ec7u kh\u00e1c nhau nh\u01b0 s\u1ed1, chu\u1ed7i, m\u1ea3ng, \u0111\u1ed1i t\u01b0\u1ee3ng, v\u00e0 th\u1eadm ch\u00ed c\u1ea3 k\u1ebft qu\u1ea3 t\u1eeb c\u00e1c l\u1ec7nh PowerShell.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u1ee5 th\u1ec3 v\u1ec1 t\u1eebng ki\u1ec3u d\u1eef li\u1ec7u:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Lo\u1ea1i d\u1eef li\u1ec7u<\/b><\/td>\n<td><b>M\u00f4 t\u1ea3<\/b><\/td>\n<td><b>V\u00ed d\u1ee5<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Chu\u1ed7i (String)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef v\u0103n b\u1ea3n, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng d\u1ea5u <\/span><span style=\"font-weight: 400;\">&#8221; &#8220;<\/span><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><span style=\"font-weight: 400;\">&#8216; &#8216;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$ten = &#8220;Nguy\u1ec5n V\u0103n A&#8221;<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">S\u1ed1 nguy\u00ean (Integer)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef s\u1ed1 nguy\u00ean (Int32, Int64)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$tuoi = 30<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">S\u1ed1 th\u1ef1c (Float, Double, Decimal)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef s\u1ed1 th\u1eadp ph\u00e2n<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$luong = 15000.75<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">S\u1ed1 h\u1ec7 th\u1eadp l\u1ee5c ph\u00e2n (Hexadecimal)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Bi\u1ec3u di\u1ec5n s\u1ed1 theo h\u1ec7 16<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$mau = 0xFF<\/span><span style=\"font-weight: 400;\"> (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 255)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Boolean (True\/False)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef gi\u00e1 tr\u1ecb logic \u0111\u00fang ho\u1eb7c sai<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$isAdmin = $true<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">M\u1ea3ng (Array)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef danh s\u00e1ch c\u00e1c gi\u00e1 tr\u1ecb<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$dsTen = @(&#8220;H\u1ea3i&#8221;, &#8220;Linh&#8221;, &#8220;Nam&#8221;)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Hash Table<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef d\u1eef li\u1ec7u theo c\u1eb7p key-value<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$thongTin = @{HoTen=&#8221;Nguy\u1ec5n V\u0103n A&#8221;; Tuoi=30}<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0110\u1ed1i t\u01b0\u1ee3ng (Object)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 thu\u1ed9c t\u00ednh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$ngayGioHienTai = Get-Date<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Null (<\/span><span style=\"font-weight: 400;\">$null<\/span><span style=\"font-weight: 400;\">)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ea1i di\u1ec7n cho gi\u00e1 tr\u1ecb r\u1ed7ng ho\u1eb7c kh\u00f4ng x\u00e1c \u0111\u1ecbnh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$khongCoGi = $null<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">PSCustomObject<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u1ea1o \u0111\u1ed1i t\u01b0\u1ee3ng t\u00f9y ch\u1ec9nh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">[PSCustomObject]@{Ten=&#8221;A&#8221;; Tuoi=25}<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">XML, JSON<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$data = ConvertTo-Json @{&#8220;Ten&#8221;=&#8221;A&#8221;}<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng h\u00e0m trong Powershell<\/b><span style=\"font-weight: 400;\">?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">H\u00e0m (Function) trong PowerShell l\u00e0 m\u1ed9t kh\u1ed1i l\u1ec7nh \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3. Ch\u00fang gi\u00fap t\u00e1i s\u1eed d\u1ee5ng m\u00e3, gi\u1ea3m thi\u1ec3u l\u1eb7p code v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng b\u1ea3o tr\u00ec. H\u00e0m c\u00f3 th\u1ec3 nh\u1eadn tham s\u1ed1 \u0111\u1ea7u v\u00e0o, th\u1ef1c hi\u1ec7n x\u1eed l\u00fd v\u00e0 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3. Ch\u00fang ta c\u00f3 th\u1ec3 t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng h\u00e0m b\u1eb1ng c\u00e1ch sau:<\/span><\/p>\n<h4><strong>C\u00e1ch t\u1ea1o h\u00e0m trong Powershell<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p c\u01a1 b\u1ea3n \u0111\u1ec3 \u0111\u1ecbnh ngh\u0129a m\u1ed9t h\u00e0m:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">function TenHam {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0param (<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0[string]$thamSo1,<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0[int]$thamSo2<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0)<\/span>\n\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Write-Output \"Tham s\u1ed1 1: $thamSo1\"<\/span>\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"Tham s\u1ed1 2: $thamSo2\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h4><strong>G\u1ecdi h\u00e0m trong PowerShell<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Sau khi t\u1ea1o h\u00e0m, b\u1ea1n c\u00f3 th\u1ec3 g\u1ecdi n\u00f3 b\u1eb1ng c\u00fa ph\u00e1p sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">TenHam -thamSo1 \"Hello\" -thamSo2 123<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ho\u1eb7c n\u1ebfu h\u00e0m kh\u00f4ng c\u00f3 tham s\u1ed1, ch\u1ec9 c\u1ea7n g\u1ecdi t\u00ean: <\/span><span style=\"font-weight: 400;\">TenHam<\/span><\/p>\n<h4><strong>H\u00e0m c\u00f3 gi\u00e1 tr\u1ecb tr\u1ea3 v\u1ec1<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">return <\/span><span style=\"font-weight: 400;\">\u0111\u1ec3 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 t\u1eeb h\u00e0m:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">function CongHaiSo {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0param (<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0[int]$a,<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0[int]$b<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0)<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0return $a + $b<\/span>\n<span style=\"font-weight: 400;\">}<\/span>\n\n<span style=\"font-weight: 400;\">$ketQua = CongHaiSo -a 5 -b 10\n\n<\/span><span style=\"font-weight: 400;\">Write-Output \"T\u1ed5ng hai s\u1ed1: $ketQua\"<\/span><\/pre>\n<h4><strong>H\u00e0m n\u00e2ng cao v\u1edbi x\u1eed l\u00fd l\u1ed7i<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">Try-Catch<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 x\u1eed l\u00fd l\u1ed7i trong h\u00e0m:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">function ChiaHaiSo {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0param (<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0[int]$a,<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0[int]$b<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0)<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0try {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0if ($b -eq 0) { throw \"Kh\u00f4ng th\u1ec3 chia cho 0!\" }<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return $a \/ $b<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0}<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0catch {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Write-Output \"L\u1ed7i: $_\"<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0}<\/span>\n<span style=\"font-weight: 400;\">}<\/span>\n\n<span style=\"font-weight: 400;\">ChiaHaiSo -a 10 -b 0<\/span><\/pre>\n<h3><b>Powershell c\u00f3 nh\u1eefng ki\u1ec3u x\u1eed l\u00fd l\u1ed7i g\u00ec?<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Trong PowerShell, c\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 x\u1eed l\u00fd l\u1ed7i nh\u1eb1m gi\u00fap qu\u1ea3n tr\u1ecb vi\u00ean ki\u1ec3m so\u00e1t v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 hi\u1ec7u qu\u1ea3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c ki\u1ec3u x\u1eed l\u00fd l\u1ed7i ph\u1ed5 bi\u1ebfn:<\/span><\/p>\n<h4><strong>X\u1eed l\u00fd l\u1ed7i theo m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng (ErrorAction)<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">PowerShell s\u1eed d\u1ee5ng tham s\u1ed1 <\/span><span style=\"font-weight: 400;\">-ErrorAction<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1ch ph\u1ea3n \u1ee9ng khi g\u1eb7p l\u1ed7i. C\u00e1c gi\u00e1 tr\u1ecb ph\u1ed5 bi\u1ebfn g\u1ed3m:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Gi\u00e1 tr\u1ecb<\/b><\/td>\n<td><b>M\u00f4 t\u1ea3<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Continue (M\u1eb7c \u0111\u1ecbnh)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Hi\u1ec3n th\u1ecb l\u1ed7i v\u00e0 ti\u1ebfp t\u1ee5c th\u1ef1c thi l\u1ec7nh ti\u1ebfp theo<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">SilentlyContinue<\/span><\/td>\n<td><span style=\"font-weight: 400;\">B\u1ecf qua l\u1ed7i m\u00e0 kh\u00f4ng hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Stop<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u1eebng ngay khi g\u1eb7p l\u1ed7i v\u00e0 chuy\u1ec3n \u0111\u1ebfn x\u1eed l\u00fd l\u1ed7i ti\u1ebfp theo (n\u1ebfu c\u00f3)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Inquire<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ecfi ng\u01b0\u1eddi d\u00f9ng xem c\u00f3 mu\u1ed1n ti\u1ebfp t\u1ee5c th\u1ef1c thi kh\u00f4ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ignore (PowerShell 7+)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">B\u1ecf qua l\u1ed7i m\u00e0 kh\u00f4ng hi\u1ec3n th\u1ecb v\u00e0 kh\u00f4ng l\u01b0u v\u00e0o bi\u1ebfn <\/span><span style=\"font-weight: 400;\">$Error<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Suspend<\/span><\/td>\n<td><span style=\"font-weight: 400;\">D\u1eebng ho\u00e0n to\u00e0n \u0111o\u1ea1n scripts \u0111ang th\u1ef1c thi. \u0110\u01b0\u1ee3c d\u00f9ng trong workflows l\u1edbn.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Item \"C:\\ThuMucKhongTonTai\" -ErrorAction SilentlyContinue<\/span><\/pre>\n<h4><strong>S\u1eed d\u1ee5ng $Error \u0111\u1ec3 l\u01b0u l\u1ed7i<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Bi\u1ebfn $Error l\u00e0 m\u1ed9t m\u1ea3ng ch\u1ee9a danh s\u00e1ch c\u00e1c l\u1ed7i g\u1ea7n \u0111\u00e2y trong PowerShell.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Write-Output \"L\u1ed7i g\u1ea7n nh\u1ea5t: $($Error[0])\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">$Error.Clear()<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 x\u00f3a l\u1ecbch s\u1eed l\u1ed7i tr\u01b0\u1edbc \u0111\u00f3.<\/span><\/p>\n<h4><strong>X\u1eed l\u00fd l\u1ed7i v\u1edbi Try-Catch-Finally<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">C\u1ea5u tr\u00fac <\/span><span style=\"font-weight: 400;\">Try-Catch-Finally<\/span><span style=\"font-weight: 400;\"> gi\u00fap x\u1eed l\u00fd l\u1ed7i m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng h\u01a1n, \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi ch\u1ea1y script t\u1ef1 \u0111\u1ed9ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gi\u1ea3i th\u00edch:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Try block: \u0111o\u1ea1n m\u00e3 th\u1ef1c thi m\u00e0 l\u1ed7i c\u00f3 th\u1ec3 x\u1ea3y ra<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Catch block: x\u1eed l\u00fd l\u1ed7i sinh ra<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Finally block: \u0111o\u1ea1n th\u1ef1c thi b\u1ea5t k\u1ec3 c\u00f3 l\u1ed7i hay kh\u00f4ng, th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 d\u1ecdn d\u1eb9p.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">try {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Get-Item \"C:\\ThuMucKhongTonTai\" -ErrorAction Stop<\/span>\n<span style=\"font-weight: 400;\">}\u00a0<\/span>\n\n<span style=\"font-weight: 400;\">catch {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Write-Output \"L\u1ed7i x\u1ea3y ra: $_\"<\/span>\n<span style=\"font-weight: 400;\">}\u00a0<\/span>\n\n<span style=\"font-weight: 400;\">finally {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Write-Output \"D\u00f9 c\u00f3 l\u1ed7i hay kh\u00f4ng, kh\u1ed1i Finally v\u1eabn \u0111\u01b0\u1ee3c th\u1ef1c thi.\"<\/span>\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h4><strong>Ki\u1ec3m tra l\u1ed7i v\u1edbi $? v\u00e0 $LASTEXITCODE<\/strong><\/h4>\n<ul>\n<li><span style=\"font-weight: 400;\">$?<\/span><span style=\"font-weight: 400;\">: Tr\u1ea3 v\u1ec1 <\/span><span style=\"font-weight: 400;\">$true<\/span><span style=\"font-weight: 400;\"> n\u1ebfu l\u1ec7nh cu\u1ed1i c\u00f9ng ch\u1ea1y th\u00e0nh c\u00f4ng, <\/span><span style=\"font-weight: 400;\">$false<\/span><span style=\"font-weight: 400;\"> n\u1ebfu th\u1ea5t b\u1ea1i.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">$LASTEXITCODE<\/span><span style=\"font-weight: 400;\">: D\u00f9ng \u0111\u1ec3 ki\u1ec3m tra m\u00e3 l\u1ed7i khi ch\u1ea1y l\u1ec7nh t\u1eeb c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh b\u00ean ngo\u00e0i PowerShell.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Item \"C:\\ThuMucKhongTonTai\"<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output \"L\u1ec7nh th\u00e0nh c\u00f4ng? $?\"<\/span><\/pre>\n<h3><b>C\u00e1ch s\u1eed d\u1ee5ng v\u00f2ng l\u1eb7p For, Foreach v\u00e0 While trong Powershell<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">V\u00f2ng l\u1eb7p l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong PowerShell gi\u00fap t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c t\u00e1c v\u1ee5 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i. PowerShell h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i v\u00f2ng l\u1eb7p, trong \u0111\u00f3 ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 <\/span><span style=\"font-weight: 400;\">For<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">Foreach<\/span><span style=\"font-weight: 400;\">, v\u00e0 <\/span><span style=\"font-weight: 400;\">While<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h4><b>V\u00f2ng l\u1eb7p <\/b><b>For<\/b> <b>trong PowerShell<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">V\u00f2ng l\u1eb7p For th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi bi\u1ebft tr\u01b0\u1edbc s\u1ed1 l\u1ea7n l\u1eb7p c\u1ee5 th\u1ec3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p v\u00f2ng l\u1eb7p <\/span><span style=\"font-weight: 400;\">For<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">for ($i = 0; $i -lt 5; $i++) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"L\u1ea7n l\u1eb7p th\u1ee9 $i\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$i = 0<\/span><span style=\"font-weight: 400;\">: Kh\u1edfi t\u1ea1o bi\u1ebfn \u0111\u1ebfm.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$i -lt 5<\/span><span style=\"font-weight: 400;\">: \u0110i\u1ec1u ki\u1ec7n ch\u1ea1y v\u00f2ng l\u1eb7p (ch\u1ea1y khi $i &lt; 5).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$i++<\/span><span style=\"font-weight: 400;\">: T\u0103ng bi\u1ebfn \u0111\u1ebfm sau m\u1ed7i l\u1ea7n l\u1eb7p.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">K\u1ebft qu\u1ea3:<\/span><b><\/b><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p th\u1ee9 0<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p th\u1ee9 1<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p th\u1ee9 2<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p th\u1ee9 3<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p th\u1ee9 4<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>V\u00f2ng l\u1eb7p <\/b><b>Foreach<\/b><b> trong PowerShell<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">V\u00f2ng l\u1eb7p <\/span><span style=\"font-weight: 400;\">Foreach<\/span><span style=\"font-weight: 400;\"> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u1ea7n duy\u1ec7t qua t\u1eebng ph\u1ea7n t\u1eed c\u1ee7a m\u1ed9t t\u1eadp h\u1ee3p, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ea3ng ho\u1eb7c danh s\u00e1ch.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p v\u00f2ng l\u1eb7p Foreach:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$tenNguoi = @(\"An\", \"B\u00ecnh\", \"Ch\u00e2u\")<\/span>\n\n<span style=\"font-weight: 400;\">foreach ($ten in $tenNguoi) {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Write-Output \"Xin ch\u00e0o $ten!\"<\/span>\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1ea3ng <\/span><span style=\"font-weight: 400;\">$tenNguoi<\/span><span style=\"font-weight: 400;\"> ch\u1ee9a danh s\u00e1ch c\u00e1c t\u00ean.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00f2ng l\u1eb7p duy\u1ec7t qua t\u1eebng ph\u1ea7n t\u1eed v\u00e0 g\u00e1n v\u00e0o bi\u1ebfn <\/span><span style=\"font-weight: 400;\">$ten<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">K\u1ebft qu\u1ea3:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">Xin ch\u00e0o An!<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">Xin ch\u00e0o B\u00ecnh!<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">Xin ch\u00e0o Ch\u00e2u!<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><b>V\u00f2ng l\u1eb7p <\/b><b>While<\/b><b> trong PowerShell<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">V\u00f2ng l\u1eb7p <\/span><span style=\"font-weight: 400;\">While<\/span><span style=\"font-weight: 400;\"> s\u1ebd ti\u1ebfp t\u1ee5c ch\u1ea1y mi\u1ec5n l\u00e0 \u0111i\u1ec1u ki\u1ec7n ki\u1ec3m tra \u0111\u00fang (<\/span><span style=\"font-weight: 400;\">$true<\/span><span style=\"font-weight: 400;\">).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p v\u00f2ng l\u1eb7p <\/span><span style=\"font-weight: 400;\">While<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$i = 1<\/span>\n<span style=\"font-weight: 400;\">while ($i -le 5) {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Write-Output \"S\u1ed1: $i\"<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0$i++<\/span>\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$i = 1<\/span><span style=\"font-weight: 400;\">: Kh\u1edfi t\u1ea1o bi\u1ebfn \u0111\u1ebfm.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$i -le 5<\/span><span style=\"font-weight: 400;\">: \u0110i\u1ec1u ki\u1ec7n ki\u1ec3m tra (ch\u1ea1y khi $i \u2264 5).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$i++<\/span><span style=\"font-weight: 400;\">: T\u0103ng gi\u00e1 tr\u1ecb bi\u1ebfn sau m\u1ed7i l\u1ea7n l\u1eb7p.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">K\u1ebft qu\u1ea3:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">S\u1ed1: 1<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">S\u1ed1: 2<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">S\u1ed1: 3<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">S\u1ed1: 4<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">S\u1ed1: 5<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><strong>T\u1ed5ng h\u1ee3p c\u00e1ch s\u1eed d\u1ee5ng v\u00f2ng l\u1eb7p<\/strong><\/h4>\n<table>\n<tbody>\n<tr>\n<td><b>V\u00f2ng l\u1eb7p<\/b><\/td>\n<td><b>Khi n\u00e0o s\u1eed d\u1ee5ng<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">For<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khi bi\u1ebft tr\u01b0\u1edbc s\u1ed1 l\u1ea7n l\u1eb7p c\u1ee5 th\u1ec3<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Foreach<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khi c\u1ea7n l\u1eb7p qua t\u1eebng ph\u1ea7n t\u1eed trong danh s\u00e1ch ho\u1eb7c m\u1ea3ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">While<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khi kh\u00f4ng bi\u1ebft tr\u01b0\u1edbc s\u1ed1 l\u1ea7n l\u1eb7p, ti\u1ebfp t\u1ee5c ch\u1ea1y \u0111\u1ebfn khi \u0111i\u1ec1u ki\u1ec7n sai<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 ghi file trong Powershell?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong PowerShell, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u1ecdc v\u00e0 ghi file \u0111\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn \u0111\u1ec3 thao t\u00e1c v\u1edbi t\u1ec7p tin trong PowerShell.<\/span><\/p>\n<h4><b>C\u00e1ch ghi file trong PowerShell<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ghi d\u1eef li\u1ec7u v\u00e0o t\u1ec7p tin, PowerShell cung c\u1ea5p c\u00e1c cmdlet nh\u01b0:<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Ghi \u0111\u00e8 n\u1ed9i dung file b\u1eb1ng <\/span><span style=\"font-weight: 400;\">Set-Content<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Set-Content gi\u00fap ghi n\u1ed9i dung v\u00e0o file v\u00e0 x\u00f3a n\u1ed9i dung c\u0169 n\u1ebfu file \u0111\u00e3 t\u1ed3n t\u1ea1i.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Set-Content -Path \"C:\\example.txt\" -Value \"N\u1ed9i dung m\u1edbi c\u1ee7a file\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u01b0u \u00fd: N\u1ebfu file \u0111\u00e3 t\u1ed3n t\u1ea1i, n\u1ed9i dung c\u0169 s\u1ebd b\u1ecb x\u00f3a v\u00e0 thay th\u1ebf b\u1eb1ng n\u1ed9i dung m\u1edbi.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u00eam n\u1ed9i dung v\u00e0o file b\u1eb1ng Add-Content<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n mu\u1ed1n th\u00eam n\u1ed9i dung m\u1edbi m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t d\u1eef li\u1ec7u c\u0169, h\u00e3y d\u00f9ng Add-Content.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Add-Content -Path \"C:\\example.txt\" -Value \"D\u00f2ng m\u1edbi \u0111\u01b0\u1ee3c th\u00eam v\u00e0o!\"<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ghi file v\u1edbi m\u00e3 h\u00f3a UTF-8 b\u1eb1ng Out-File<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">\"\u0110\u00e2y l\u00e0 d\u00f2ng m\u1edbi\" | Out-File -FilePath \"C:\\example.txt\" -Append -Encoding utf8<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Tu\u1ef3 ch\u1ecdn quan tr\u1ecdng:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Append<\/span><span style=\"font-weight: 400;\">: Th\u00eam n\u1ed9i dung m\u00e0 kh\u00f4ng ghi \u0111\u00e8.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Encoding utf8<\/span><span style=\"font-weight: 400;\">: \u0110\u1ea3m b\u1ea3o file l\u01b0u \u0111\u00fang m\u00e3 h\u00f3a UTF-8, tr\u00e1nh l\u1ed7i hi\u1ec3n th\u1ecb ti\u1ebfng Vi\u1ec7t.<\/span><\/li>\n<\/ul>\n<h4><b>C\u00e1ch \u0111\u1ecdc file trong PowerShell<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c cmdlet d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 \u0111\u1ecdc n\u1ed9i dung file trong PowerShell.<\/span><\/p>\n<ul>\n<li><b>\u0110\u1ecdc file v\u0103n b\u1ea3n (text file): <\/b><span style=\"font-weight: 400;\">Get-Content<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Content -Path &lt;\u0111\u01b0\u1eddng_d\u1eabn_file&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:\u00a0\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 hi\u1ec3n th\u1ecb to\u00e0n b\u1ed9 n\u1ed9i dung file:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Content -Path\u00a0 \"C:\\example.txt\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 \u0111\u1ecdc t\u1eebng d\u00f2ng v\u00e0 x\u1eed l\u00fd n\u1ed9i dung file:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">foreach ($line in Get-Content \"C:\\example.txt\") {<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output \"D\u00f2ng: $line\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<ul>\n<li aria-level=\"1\"><b>\u0110\u1ecdc file \u0111\u1ecbnh d\u1ea1ng CSV<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Import-Csv -Path \"C:\\duong-dan\\file.csv\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 \u0111\u1ec3 \u0111\u1ecdc v\u00e0 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u d\u1ea1ng b\u1ea3ng:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Import-Csv -Path \"C:\\data.csv\" | Format-Table -AutoSize<\/span><\/pre>\n<h4><b>So s\u00e1nh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ecdc v\u00e0 ghi file trong PowerShell<\/b><\/h4>\n<table>\n<tbody>\n<tr>\n<td><b>Ph\u01b0\u01a1ng ph\u00e1p<\/b><\/td>\n<td><b>Ch\u1ee9c n\u0103ng<\/b><\/td>\n<td><b>Ghi \u0111\u00e8 hay th\u00eam?<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Set-Content<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ghi n\u1ed9i dung v\u00e0o file<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ghi \u0111\u00e8<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Add-Content<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Th\u00eam n\u1ed9i dung v\u00e0o cu\u1ed1i file<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Th\u00eam<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Out-File<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Xu\u1ea5t n\u1ed9i dung ra file (h\u1ed7 tr\u1ee3 m\u00e3 h\u00f3a)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u00f9y ch\u1ecdn (-Append \u0111\u1ec3 th\u00eam)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Get-Content<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ecdc n\u1ed9i dung file theo t\u1eebng d\u00f2ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u00f4ng \u00e1p d\u1ee5ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Import-Csv<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ecdc file CSV v\u00e0 hi\u1ec3n th\u1ecb d\u1ea1ng b\u1ea3ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u00f4ng \u00e1p d\u1ee5ng<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>C\u00e1ch b\u1eadt v\u00e0 s\u1eed d\u1ee5ng Set-PSDebug -Trace trong Powershell<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Set-PSDebug -Trace<\/span><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t l\u1ec7nh d\u00f9ng \u0111\u1ec3 b\u1eadt ch\u1ebf \u0111\u1ed9 theo d\u00f5i (trace mode), gi\u00fap theo d\u00f5i chi ti\u1ebft vi\u1ec7c th\u1ef1c thi c\u1ee7a t\u1eebng l\u1ec7nh trong script ho\u1eb7c d\u00f2ng l\u1ec7nh PowerShell.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">PowerShell cung c\u1ea5p 3 m\u1ee9c \u0111\u1ed9 trace:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trace0: T\u1eaft ch\u1ebf \u0111\u1ed9 Trace (m\u1eb7c \u0111\u1ecbnh).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trace1: Hi\u1ec3n th\u1ecb t\u1eebng l\u1ec7nh tr\u01b0\u1edbc khi th\u1ef1c thi.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trace2: Hi\u1ec3n th\u1ecb c\u1ea3 l\u1ec7nh v\u00e0 k\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1.<\/span><\/li>\n<\/ul>\n<h4><strong>B\u1eadt Ch\u1ebf \u0110\u1ed9 Theo D\u00f5i (Trace 1)<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Ch\u1ebf \u0111\u1ed9 n\u00e0y s\u1ebd hi\u1ec3n th\u1ecb l\u1ec7nh tr\u01b0\u1edbc khi th\u1ef1c thi.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Set-PSDebug -Trace 1<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 khi ch\u1ea1y \u0111o\u1ea1n script sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Write-Output \"Hello, PowerShell\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Output:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">DEBUG: 1+ &gt;&gt;&gt;&gt; Write-Output \"Hello, PowerShell\"<\/span>\n\n<span style=\"font-weight: 400;\">Hello, PowerShell<\/span><\/pre>\n<h4><strong>B\u1eadt Ch\u1ebf \u0110\u1ed9 Chi Ti\u1ebft (Trace 2)<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Ch\u1ebf \u0111\u1ed9 n\u00e0y hi\u1ec3n th\u1ecb c\u1ea3 l\u1ec7nh th\u1ef1c thi v\u00e0 k\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1, gi\u00fap theo d\u00f5i l\u1ed7i chi ti\u1ebft h\u01a1n.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Set-PSDebug -Trace 2<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 ch\u1ea1y \u0111o\u1ea1n sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$x = 10<\/span>\n\n<span style=\"font-weight: 400;\">$y = $x * 2<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output \"Gi\u00e1 tr\u1ecb c\u1ee7a y: $y\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Output:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">DEBUG: 1+ &gt;&gt;&gt;&gt; $x = 10<\/span>\n\n<span style=\"font-weight: 400;\">DEBUG: 2+ &gt;&gt;&gt;&gt; $y = $x * 2<\/span>\n\n<span style=\"font-weight: 400;\">DEBUG: 3+ &gt;&gt;&gt;&gt; Write-Output \"Gi\u00e1 tr\u1ecb c\u1ee7a y: $y\"<\/span>\n\n<span style=\"font-weight: 400;\">Gi\u00e1 tr\u1ecb c\u1ee7a y: 20<\/span><\/pre>\n<h4><strong>T\u1eaft Ch\u1ebf \u0110\u1ed9 Debug (Trace 0)<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Sau khi ki\u1ec3m tra xong, b\u1ea1n c\u00f3 th\u1ec3 t\u1eaft ch\u1ebf \u0111\u1ed9 trace b\u1eb1ng l\u1ec7nh:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Set-PSDebug -Trace 0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">N\u00ean s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">Set-PSDebug -Trace<\/span><span style=\"font-weight: 400;\"> khi:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Khi c\u1ea7n g\u1ee1 l\u1ed7i script PowerShell, ki\u1ec3m tra l\u1ec7nh n\u00e0o b\u1ecb l\u1ed7i.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Khi mu\u1ed1n theo d\u00f5i t\u1eebng b\u01b0\u1edbc th\u1ef1c thi trong c\u00e1c script d\u00e0i.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Khi c\u1ea7n t\u1ed1i \u01b0u h\u00f3a m\u00e3 l\u1ec7nh b\u1eb1ng c\u00e1ch xem chi ti\u1ebft c\u00e1ch l\u1ec7nh ch\u1ea1y.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">M\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf khi d\u00f9ng Trace:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 l\u00e0m ch\u1eadm script (\u0111\u1eb7c bi\u1ec7t l\u00e0 -Trace 2)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ea7u ra d\u00e0i d\u00f2ng, kh\u00f3 \u0111\u1ecdc<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ec9 n\u00ean d\u00f9ng khi g\u1ee1 l\u1ed7i, sau \u0111\u00f3 n\u00ean t\u1eaft (b\u1eb1ng Trace0)<\/span><\/li>\n<\/ul>\n<h3><b>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa <\/b><b>$()<\/b><b> v\u00e0 <\/b><b>@()<\/b><b> trong Powershell\u00a0<\/b><\/h3>\n<h4><b>$()<\/b><b> trong PowerShell<\/b><\/h4>\n<p><span style=\"font-weight: 400;\"><strong>\u0110\u1ecbnh ngh\u0129a:<\/strong> $() l\u00e0 To\u00e1n T\u1eed Bi\u1ec3u th\u1ee9c con (subexpression operator)<\/span><\/p>\n<p><strong>Ch\u1ee9c n\u0103ng:<\/strong><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Th\u1ef1c thi bi\u1ec3u th\u1ee9c con (subexpression).<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Nh\u00fang k\u1ebft qu\u1ea3 c\u1ee7a m\u1ed9t bi\u1ec3u th\u1ee9c ho\u1eb7c nhi\u1ec1u l\u1ec7nh v\u00e0o m\u1ed9t c\u00e2u l\u1ec7nh l\u1edbn h\u01a1n.<\/span><\/li>\n<\/ul>\n<p><strong>C\u00e1ch s\u1eed d\u1ee5ng $():<\/strong><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">Nh\u00fang bi\u1ec3u th\u1ee9c v\u00e0o chu\u1ed7i:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$name = \"PowerShell\"<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output \"Ch\u00e0o m\u1eebng b\u1ea1n \u0111\u1ebfn v\u1edbi $($name.ToUpper())\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Output:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Ch\u00e0o m\u1eebng b\u1ea1n \u0111\u1ebfn v\u1edbi POWERSHELL<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u1ef1c thi nhi\u1ec1u l\u1ec7nh c\u00f9ng l\u00fac:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$result = $(Get-Date; Get-Location)<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $result<\/span><\/pre>\n<h4><b>@() trong PowerShell<\/b><\/h4>\n<p><strong>Ch\u1ee9c n\u0103ng:<\/strong><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">T\u1ea1o m\u1ed9t m\u1ea3ng (array subexpression).<\/span><\/li>\n<li><span style=\"font-weight: 400;\">\u0110\u1ea3m b\u1ea3o d\u1eef li\u1ec7u lu\u00f4n \u0111\u01b0\u1ee3c x\u1eed l\u00fd d\u01b0\u1edbi d\u1ea1ng m\u1ea3ng, ngay c\u1ea3 khi k\u1ebft qu\u1ea3 l\u00e0 r\u1ed7ng ho\u1eb7c ch\u1ec9 c\u00f3 m\u1ed9t ph\u1ea7n t\u1eed.<\/span><\/li>\n<\/ul>\n<p><strong>C\u00e1ch s\u1eed d\u1ee5ng @():<\/strong><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1ea1o m\u1ed9t m\u1ea3ng t\u1eeb nhi\u1ec1u gi\u00e1 tr\u1ecb:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$numbers = @(1, 2, 3, 4, 5)<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $numbers<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Output:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">1<\/span>\n\n<span style=\"font-weight: 400;\">2<\/span>\n\n<span style=\"font-weight: 400;\">3<\/span>\n\n<span style=\"font-weight: 400;\">4<\/span>\n\n<span style=\"font-weight: 400;\">5<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ea3m b\u1ea3o \u0111\u1ea7u ra lu\u00f4n l\u00e0 m\u1ea3ng<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$singleItem = @(Get-Process -Name \"explorer\")<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $singleItem.Count<\/span><\/pre>\n<h4><b>So s\u00e1nh $() v\u00e0 @() trong PowerShell<\/b><\/h4>\n<table>\n<tbody>\n<tr>\n<td><b>\u0110\u1eb7c \u0111i\u1ec3m<\/b><\/td>\n<td><b>$() &#8211; Subexpression<\/b><\/td>\n<td><b>@() &#8211; Array Subexpression<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ch\u1ee9c n\u0103ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Th\u1ef1c thi bi\u1ec3u th\u1ee9c con<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u1ea1o ho\u1eb7c \u0111\u1ea3m b\u1ea3o gi\u00e1 tr\u1ecb lu\u00f4n l\u00e0 m\u1ea3ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u1ee8ng d\u1ee5ng ch\u00ednh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Nh\u00fang bi\u1ec3u th\u1ee9c v\u00e0o chu\u1ed7i, nh\u00f3m nhi\u1ec1u l\u1ec7nh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ecbnh ngh\u0129a v\u00e0 x\u1eed l\u00fd m\u1ea3ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">K\u1ebft qu\u1ea3 \u0111\u01a1n l\u1ebb ho\u1eb7c danh s\u00e1ch<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Lu\u00f4n l\u00e0 m\u1ea3ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">V\u00ed d\u1ee5<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8220;T\u1ed5ng: $($a + $b)&#8221;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$arr = @(1, 2, 3)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Khi n\u00e0o n\u00ean d\u00f9ng?<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khi c\u1ea7n nh\u00fang k\u1ebft qu\u1ea3 v\u00e0o chu\u1ed7i ho\u1eb7c th\u1ef1c thi nhi\u1ec1u l\u1ec7nh c\u00f9ng l\u00fac<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Khi mu\u1ed1n \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u lu\u00f4n l\u00e0 m\u1ea3ng, ngay c\u1ea3 khi ch\u1ec9 c\u00f3 m\u1ed9t ph\u1ea7n t\u1eed<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>Trong Powershell, array, while loop, brackets l\u00e0 g\u00ec?<\/b><\/h3>\n<h3><b>Array<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong PowerShell, Array (m\u1ea3ng) l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p ch\u1ee9a nhi\u1ec1u gi\u00e1 tr\u1ecb, gi\u00fap l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<p><strong>C\u00e1ch t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng Array trong Powershell:<\/strong><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Khai b\u00e1o m\u1ed9t m\u1ea3ng:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$numbers = @(1, 2, 3, 4, 5)<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $numbers<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Output:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">1<\/span>\n\n<span style=\"font-weight: 400;\">2<\/span>\n\n<span style=\"font-weight: 400;\">3<\/span>\n\n<span style=\"font-weight: 400;\">4<\/span>\n\n<span style=\"font-weight: 400;\">5<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Truy c\u1eadp ph\u1ea7n t\u1eed trong m\u1ea3ng:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$fruits = @(\"Apple\", \"Banana\", \"Cherry\")<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $fruits[1]\u00a0 # Tr\u1ea3 v\u1ec1 \"Banana\"<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u00eam ph\u1ea7n t\u1eed v\u00e0o m\u1ea3ng:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$fruits += \"Mango\"<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $fruits<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Duy\u1ec7t m\u1ea3ng b\u1eb1ng v\u00f2ng l\u1eb7p:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">foreach ($fruit in $fruits) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"Tr\u00e1i c\u00e2y: $fruit\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h4><b>While Loop<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">While loop (v\u00f2ng l\u1eb7p while) trong PowerShell gi\u00fap th\u1ef1c hi\u1ec7n m\u1ed9t kh\u1ed1i l\u1ec7nh mi\u1ec5n l\u00e0 \u0111i\u1ec1u ki\u1ec7n c\u00f2n \u0111\u00fang (true).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p While Loop trong PowerShell:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">while (\u0111i\u1ec1u ki\u1ec7n) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0# Kh\u1ed1i l\u1ec7nh th\u1ef1c thi<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00f2ng l\u1eb7p while \u0111\u01a1n gi\u1ea3n:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$count = 1<\/span>\n\n<span style=\"font-weight: 400;\">while ($count -le 5) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"L\u1ea7n l\u1eb7p: $count\"<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0$count++<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Output:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p: 1<\/span>\n\n<span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p: 2<\/span>\n\n<span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p: 3<\/span>\n\n<span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p: 4<\/span>\n\n<span style=\"font-weight: 400;\">L\u1ea7n l\u1eb7p: 5<\/span><\/pre>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u1ee8ng d\u1ee5ng While Loop trong th\u1ef1c t\u1ebf:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">$randomNumber = Get-Random -Minimum 1 -Maximum 10<\/span>\n<span style=\"font-weight: 400;\">$userGuess = 0<\/span>\n\n<span style=\"font-weight: 400;\">while ($userGuess -ne $randomNumber) {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0$userGuess = Read-Host \"Nh\u1eadp s\u1ed1 d\u1ef1 \u0111o\u00e1n\"<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0if ($userGuess -eq $randomNumber) {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Write-Output \"Ch\u00fac m\u1eebng! B\u1ea1n \u0111\u00e3 \u0111o\u00e1n \u0111\u00fang.\"<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0} else {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Write-Output \"Sai r\u1ed3i, th\u1eed l\u1ea1i nh\u00e9!\"<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0}<\/span>\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h4><b>Brackets<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">PowerShell s\u1eed d\u1ee5ng nhi\u1ec1u lo\u1ea1i Brackets (d\u1ea5u ngo\u1eb7c) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u1ea5u tr\u00fac c\u00fa ph\u00e1p v\u00e0 logic c\u1ee7a m\u00e3 l\u1ec7nh.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Lo\u1ea1i d\u1ea5u ngo\u1eb7c<\/b><\/td>\n<td><b>C\u00f4ng d\u1ee5ng<\/b><\/td>\n<td><b>V\u00ed d\u1ee5<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">{} &#8211; Curly Braces<\/span><\/td>\n<td><span style=\"font-weight: 400;\">X\u00e1c \u0111\u1ecbnh kh\u1ed1i l\u1ec7nh trong v\u00f2ng l\u1eb7p, \u0111i\u1ec1u ki\u1ec7n, h\u00e0m<\/span><\/td>\n<td><span style=\"font-weight: 400;\">{ Write-Output &#8220;Hello&#8221; }<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">() &#8211; Parentheses<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Nh\u00f3m bi\u1ec3u th\u1ee9c, truy\u1ec1n tham s\u1ed1 v\u00e0o h\u00e0m ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n<\/span><\/td>\n<td><span style=\"font-weight: 400;\">if ($a -gt $b) { &#8230; }<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">[] &#8211; Square Brackets<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Truy c\u1eadp ph\u1ea7n t\u1eed trong m\u1ea3ng, \u0111\u1ecbnh ngh\u0129a ki\u1ec3u d\u1eef li\u1ec7u<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$array[0]<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">[int]$num = 10<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Curly Braces {} trong v\u00f2ng l\u1eb7p ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">if ($true) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"\u0110i\u1ec1u ki\u1ec7n \u0111\u00fang\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Parentheses () trong \u0111i\u1ec1u ki\u1ec7n:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">if ((5 + 5) -eq 10) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output \"K\u1ebft qu\u1ea3 \u0111\u00fang!\"<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Square Brackets [] \u0111\u1ec3 truy c\u1eadp m\u1ea3ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$numbers = @(10, 20, 30)<\/span>\n\n<span style=\"font-weight: 400;\">Write-Output $numbers[1]\u00a0 # Output: 20<\/span><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_phong_van_tinh_huong_ve_Powershell\"><\/span><b>C\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n t\u00ecnh hu\u1ed1ng v\u1ec1 Powershell<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra v\u00e0 d\u1eebng m\u1ed9t ti\u1ebfn tr\u00ecnh (process) b\u1eb1ng Powershell?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PowerShell cung c\u1ea5p nhi\u1ec1u cmdlet \u0111\u1ec3 qu\u1ea3n l\u00fd ti\u1ebfn tr\u00ecnh (process) tr\u00ean h\u1ec7 th\u1ed1ng, bao g\u1ed3m ki\u1ec3m tra, theo d\u00f5i v\u00e0 d\u1eebng ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c n\u00e0y.<\/span><\/p>\n<h4><b>Ki\u1ec3m tra danh s\u00e1ch ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y<\/b><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ec3 xem danh s\u00e1ch c\u00e1c ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y tr\u00ean h\u1ec7 th\u1ed1ng, s\u1eed d\u1ee5ng l\u1ec7nh:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-Process<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd hi\u1ec3n th\u1ecb danh s\u00e1ch t\u1ea5t c\u1ea3 c\u00e1c ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y c\u00f9ng v\u1edbi th\u00f4ng tin nh\u01b0 ID, CPU, Memory, ProcessName.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm ki\u1ebfm m\u1ed9t ti\u1ebfn tr\u00ecnh c\u1ee5 th\u1ec3, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tham s\u1ed1: <\/span><span style=\"font-weight: 400;\">-Name<\/span><span style=\"font-weight: 400;\">:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Get-Process -Name notepad<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ho\u1eb7c theo Process ID (PID):<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Process -Id 1234<\/span><\/pre>\n<h4><b>D\u1eebng m\u1ed9t ti\u1ebfn tr\u00ecnh \u0111ang ch\u1ea1y<\/b><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ec3 d\u1eebng m\u1ed9t ti\u1ebfn tr\u00ecnh b\u1eb1ng PowerShell, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ec7nh:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Stop-Process -Name notepad -Force<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd d\u1eebng ngay l\u1eadp t\u1ee9c t\u1ea5t c\u1ea3 c\u00e1c ti\u1ebfn tr\u00ecnh c\u00f3 t\u00ean \u201cnotepad\u201d.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">N\u1ebfu mu\u1ed1n d\u1eebng theo Process ID (PID), s\u1eed d\u1ee5ng:<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">Stop-Process -Id 1234 -Force<\/span><\/pre>\n<h4><b>Ki\u1ec3m tra v\u00e0 d\u1eebng ti\u1ebfn tr\u00ecnh theo \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu mu\u1ed1n t\u00ecm v\u00e0 d\u1eebng m\u1ed9t ti\u1ebfn tr\u00ecnh c\u00f3 m\u1ee9c s\u1eed d\u1ee5ng CPU ho\u1eb7c RAM cao, b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi <\/span><span style=\"font-weight: 400;\">Where-Object<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Process | Where-Object { $_.CPU -gt 100 } | Stop-Process -Force<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd d\u1eebng t\u1ea5t c\u1ea3 c\u00e1c ti\u1ebfn tr\u00ecnh c\u00f3 m\u1ee9c s\u1eed d\u1ee5ng CPU l\u1edbn h\u01a1n 100.<\/span><\/p>\n<h4><b>X\u00e1c nh\u1eadn tr\u01b0\u1edbc khi d\u1eebng ti\u1ebfn tr\u00ecnh<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n mu\u1ed1n nh\u1eadn x\u00e1c nh\u1eadn tr\u01b0\u1edbc khi d\u1eebng m\u1ed9t ti\u1ebfn tr\u00ecnh, s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">-Confirm<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Stop-Process -Name chrome -Confirm<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd hi\u1ec3n th\u1ecb h\u1ed9p tho\u1ea1i x\u00e1c nh\u1eadn tr\u01b0\u1edbc khi d\u1eebng Google Chrome.<\/span><\/p>\n<h3><b>S\u1ef1 kh\u00e1c nhau c\u00e1c bi\u1ebfn $null v\u00e0 chu\u1ed7i r\u1ed7ng (&#8220;&#8221;) trong Powershell l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong PowerShell, $null v\u00e0 chu\u1ed7i r\u1ed7ng (&#8220;&#8221;) \u0111\u1ec1u th\u1ec3 hi\u1ec7n gi\u00e1 tr\u1ecb &#8220;tr\u1ed1ng&#8221;, nh\u01b0ng ch\u00fang c\u00f3 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t quan tr\u1ecdng v\u1ec1 c\u00e1ch x\u1eed l\u00fd trong script. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t chi ti\u1ebft gi\u1eefa hai lo\u1ea1i gi\u00e1 tr\u1ecb n\u00e0y.<\/span><\/p>\n<h4><b>$null<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">$null trong PowerShell \u0111\u1ea1i di\u1ec7n cho kh\u00f4ng c\u00f3 gi\u00e1 tr\u1ecb ho\u1eb7c m\u1ed9t gi\u00e1 tr\u1ecb v\u00f4 \u0111\u1ecbnh. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra xem m\u1ed9t bi\u1ebfn ho\u1eb7c m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 gi\u00e1 tr\u1ecb hay kh\u00f4ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$var = $null<\/span>\n\n<span style=\"font-weight: 400;\">if ($var -eq $null) { Write-Output \"Bi\u1ebfn kh\u00f4ng c\u00f3 gi\u00e1 tr\u1ecb\" }<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">N\u1ebfu m\u1ed9t bi\u1ebfn \u0111\u01b0\u1ee3c g\u00e1n $null, n\u00f3 kh\u00f4ng ch\u1ee9a b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o, k\u1ec3 c\u1ea3 m\u1ed9t chu\u1ed7i r\u1ed7ng.<\/span><\/p>\n<h4><strong>Chu\u1ed7i r\u1ed7ng (&#8220;&#8221;)<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Chu\u1ed7i r\u1ed7ng (&#8220;&#8221; ho\u1eb7c &#8221;) trong PowerShell l\u00e0 m\u1ed9t chu\u1ed7i c\u00f3 \u0111\u1ed9 d\u00e0i b\u1eb1ng 0, t\u1ee9c l\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb h\u1ee3p l\u1ec7 nh\u01b0ng kh\u00f4ng ch\u1ee9a k\u00fd t\u1ef1 n\u00e0o.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$var = \"\"<\/span>\n\n<span style=\"font-weight: 400;\">if ($var -eq \"\") { Write-Output \"Bi\u1ebfn ch\u1ee9a m\u1ed9t chu\u1ed7i r\u1ed7ng\" }<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">M\u1eb7c d\u00f9 chu\u1ed7i r\u1ed7ng kh\u00f4ng c\u00f3 n\u1ed9i dung, n\u00f3 v\u1eabn l\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb h\u1ee3p l\u1ec7 kh\u00e1c v\u1edbi $null.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Ti\u00eau ch\u00ed<\/b><\/td>\n<td><b>$null<\/b><\/td>\n<td><b>Chu\u1ed7i r\u1ed7ng (&#8220;&#8221;)<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">B\u1ea3n ch\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u00f4ng c\u00f3 gi\u00e1 tr\u1ecb (v\u00f4 \u0111\u1ecbnh)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u00f3 gi\u00e1 tr\u1ecb nh\u01b0ng r\u1ed7ng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">So s\u00e1nh v\u1edbi $null<\/span><\/td>\n<td><span style=\"font-weight: 400;\">-eq $null tr\u1ea3 v\u1ec1 $true<\/span><\/td>\n<td><span style=\"font-weight: 400;\">-eq $null tr\u1ea3 v\u1ec1 $false<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">So s\u00e1nh v\u1edbi &#8220;&#8221;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$null -eq &#8220;&#8221; tr\u1ea3 v\u1ec1 $false<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8220;&#8221; -eq &#8220;&#8221; tr\u1ea3 v\u1ec1 $true<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Khi \u00e9p ki\u1ec3u sang s\u1ed1<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$null -as [int] \u2192 0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8220;&#8221; -as [int] \u2192 0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ki\u1ec3m tra \u0111\u1ed9 d\u00e0i<\/span><\/td>\n<td><span style=\"font-weight: 400;\">$null kh\u00f4ng c\u00f3 thu\u1ed9c t\u00ednh .Length, n\u00ean kh\u00f4ng th\u1ec3 ki\u1ec3m tra \u0111\u1ed9 d\u00e0i tr\u1ef1c ti\u1ebfp (s\u1ebd g\u00e2y l\u1ed7i ho\u1eb7c tr\u1ea3 v\u1ec1 $null).<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8220;&#8221; l\u00e0 m\u1ed9t chu\u1ed7i, n\u00ean c\u00f3 thu\u1ed9c t\u00ednh .Length v\u00e0 tr\u1ea3 v\u1ec1 0.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u1ea2nh h\u01b0\u1edfng khi n\u1ed1i chu\u1ed7i<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8220;Hello &#8221; + $null \u2192 &#8220;Hello &#8220;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">&#8220;Hello &#8221; + &#8220;&#8221; \u2192 &#8220;Hello &#8220;<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">Ch\u00fa \u00fd:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00f9ng $null khi c\u1ea7n ki\u1ec3m tra s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a bi\u1ebfn ho\u1eb7c gi\u00e1 tr\u1ecb ch\u01b0a \u0111\u01b0\u1ee3c kh\u1edfi t\u1ea1o.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00f9ng chu\u1ed7i r\u1ed7ng (&#8220;&#8221;) khi c\u1ea7n l\u01b0u tr\u1eef m\u1ed9t chu\u1ed7i nh\u01b0ng kh\u00f4ng c\u00f3 n\u1ed9i dung, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1eadp li\u1ec7u tr\u1ed1ng t\u1eeb ng\u01b0\u1eddi d\u00f9ng.<\/span><\/li>\n<\/ul>\n<h3><b>S\u1ef1 kh\u00e1c nhau gi\u1eefa Phi\u00ean b\u1ea3n PowerShell 5.1 v\u00e0 Powershell 7 l\u00e0 g\u00ec?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">PowerShell 5.1: L\u00e0 phi\u00ean b\u1ea3n cu\u1ed1i c\u00f9ng c\u1ee7a Windows PowerShell, \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t s\u1eb5n tr\u00ean Windows 10 v\u00e0 Windows Server. Phi\u00ean b\u1ea3n n\u00e0y d\u1ef1a tr\u00ean .NET Framework, do \u0111\u00f3 ch\u1ec9 ch\u1ea1y tr\u00ean Windows.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">PowerShell 7: L\u00e0 phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t c\u1ee7a PowerShell Core, \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean .NET Core (hi\u1ec7n t\u1ea1i l\u00e0 .NET 6\/7). Phi\u00ean b\u1ea3n n\u00e0y h\u1ed7 tr\u1ee3 \u0111a n\u1ec1n t\u1ea3ng (Windows, Linux, macOS) v\u00e0 c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng c\u1ea3i ti\u1ebfn so v\u1edbi 5.1.<\/span><\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><b>Ti\u00eau ch\u00ed<\/b><\/td>\n<td><b>Powershell 5.1<\/b><\/td>\n<td><b>Powershell 7<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">N\u1ec1n t\u1ea3ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ea1y tr\u00ean Windows (d\u1ef1a tr\u00ean .NET Framework)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ea1y tr\u00ean Windows, Linux, macOS (d\u1ef1a tr\u00ean .NET Core\/.NET 6)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Hi\u1ec7u su\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ea1y \u1ed5n \u0111\u1ecbnh nh\u01b0ng kh\u00f4ng t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u1ed1c \u0111\u1ed9 cao h\u01a1n, t\u1ed1i \u01b0u x\u1eed l\u00fd song song<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/span><\/td>\n<td><span style=\"font-weight: 400;\">T\u01b0\u01a1ng th\u00edch t\u1ed1t v\u1edbi Windows v\u00e0 c\u00e1c m\u00f4-\u0111un c\u0169<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 m\u00f4-\u0111un Windows th\u00f4ng qua WindowsCompatibility<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">L\u1ec7nh (Cmdlets)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 nhi\u1ec1u cmdlets truy\u1ec1n th\u1ed1ng c\u1ee7a Windows<\/span><\/td>\n<td><span style=\"font-weight: 400;\">B\u1ed5 sung th\u00eam nhi\u1ec1u cmdlets v\u00e0 c\u1ea3i ti\u1ebfn c\u00fa ph\u00e1p<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">X\u1eed l\u00fd l\u1ed7i<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ea1n ch\u1ebf trong vi\u1ec7c x\u1eed l\u00fd l\u1ed7i<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng s\u1eeda l\u1ed7i t\u1ed1t h\u01a1n<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 c\u1eadp nh\u1eadt<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ec9 nh\u1eadn b\u1ea3n v\u00e1 l\u1ed7i, kh\u00f4ng c\u00f3 t\u00ednh n\u0103ng m\u1edbi<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c, c\u1eadp nh\u1eadt t\u00ednh n\u0103ng m\u1edbi<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">C\u1ed9ng \u0111\u1ed3ng &amp; H\u1ed7 tr\u1ee3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ee7 y\u1ebfu do Microsoft duy tr\u00ec, \u00edt c\u1eadp nh\u1eadt<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Open-source, nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u \u0111\u00f3ng g\u00f3p t\u1eeb c\u1ed9ng \u0111\u1ed3ng<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Nh\u1eefng t\u00ednh n\u0103ng m\u1edbi trong Powershell 7 so v\u1edbi Powershell 5.1<\/strong><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 \u0111a n\u1ec1n t\u1ea3ng: PowerShell 7 c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean Windows, Linux, macOS, trong khi PowerShell 5.1 ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng tr\u00ean Windows. \u0110i\u1ec1u n\u00e0y gi\u00fap PowerShell 7 ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng DevOps v\u00e0 Cloud.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t: Nh\u1edd s\u1eed d\u1ee5ng .NET Core\/.NET 6, PowerShell 7 c\u00f3 t\u1ed1c \u0111\u1ed9 th\u1ef1c thi nhanh h\u01a1n v\u00e0 ti\u00eau th\u1ee5 \u00edt t\u00e0i nguy\u00ean h\u01a1n so v\u1edbi PowerShell 5.1.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 l\u1ed7i trong pipeline: PowerShell 7 gi\u1edbi thi\u1ec7u c\u00fa ph\u00e1p Try { } Catch { } n\u00e2ng cao, gi\u00fap x\u1eed l\u00fd l\u1ed7i ngay trong pipeline m\u00e0 kh\u00f4ng l\u00e0m d\u1eebng to\u00e0n b\u1ed9 l\u1ec7nh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 m\u00f4-\u0111un Windows trong PowerShell 7: M\u1eb7c d\u00f9 PowerShell 7 kh\u00f4ng h\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 t\u1ea5t c\u1ea3 c\u00e1c cmdlets Windows c\u0169, nh\u01b0ng c\u00f3 th\u1ec3 ch\u1ea1y ch\u00fang b\u1eb1ng m\u00f4-\u0111un WindowsCompatibility<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u1eady:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng PowerShell 5.1 n\u1ebfu b\u1ea1n l\u00e0m vi\u1ec7c tr\u00ean Windows Server c\u0169 ho\u1eb7c c\u1ea7n c\u00e1c m\u00f4-\u0111un Windows truy\u1ec1n th\u1ed1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn PowerShell 7 n\u1ebfu c\u1ea7n \u0111a n\u1ec1n t\u1ea3ng, hi\u1ec7u su\u1ea5t cao h\u01a1n v\u00e0 t\u00edch h\u1ee3p t\u1ed1t v\u1edbi DevOps, CI\/CD.<\/span><\/li>\n<\/ul>\n<h3><b>C\u00e1ch qu\u1ea3n l\u00fd t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng v\u00e0 nh\u00f3m trong Active Directory b\u1eb1ng Powershell l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PowerShell cung c\u1ea5p c\u00e1c cmdlet m\u1ea1nh m\u1ebd \u0111\u1ec3 qu\u1ea3n l\u00fd Active Directory (AD), gi\u00fap t\u1ef1 \u0111\u1ed9ng h\u00f3a vi\u1ec7c t\u1ea1o, s\u1eeda, x\u00f3a t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng, nh\u00f3m v\u00e0 c\u00e1c thao t\u00e1c li\u00ean quan.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c l\u1ec7nh n\u00e0y, c\u1ea7n c\u00e0i \u0111\u1eb7t Active Directory Module for Windows PowerShell v\u00e0 c\u00f3 quy\u1ec1n qu\u1ea3n tr\u1ecb tr\u00ean AD. Sau \u0111\u00f3 ch\u00fang ta c\u00f3 th\u1ec3 l\u00e0m c\u00e1c thao t\u00e1c sau:<\/span><\/p>\n<h4><b>Ki\u1ec3m tra module Active Directory \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t hay ch\u01b0a<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc khi qu\u1ea3n l\u00fd AD b\u1eb1ng PowerShell, b\u1ea1n c\u1ea7n ki\u1ec3m tra xem module \u0111\u00e3 c\u00f3 tr\u00ean h\u1ec7 th\u1ed1ng hay ch\u01b0a:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-Module -ListAvailable ActiveDirectory\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">N\u1ebfu module ch\u01b0a \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t, b\u1ea1n c\u00f3 th\u1ec3 c\u00e0i b\u1eb1ng l\u1ec7nh:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Import-Module ActiveDirectory<\/span><\/pre>\n<h4><b>T\u1ea1o t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng trong Active Directory<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng New-ADUser \u0111\u1ec3 t\u1ea1o t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng m\u1edbi trong AD:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">New-ADUser -Name \"Nguyen Van A\" -GivenName \"Nguyen\" -Surname \"A\" -SamAccountName \"nva\" `<\/span>\n\n<span style=\"font-weight: 400;\">-UserPrincipalName \"nva@example.com\" -Path \"OU=Users,DC=example,DC=com\" -AccountPassword (ConvertTo-SecureString \"Password123!\" -AsPlainText -Force) -Enabled $true<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y t\u1ea1o m\u1ed9t t\u00e0i kho\u1ea3n v\u1edbi m\u1eadt kh\u1ea9u \u0111\u1eb7t tr\u01b0\u1edbc v\u00e0 k\u00edch ho\u1ea1t t\u00e0i kho\u1ea3n ngay l\u1eadp t\u1ee9c.<\/span><\/p>\n<h4><b>C\u1eadp nh\u1eadt th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng trong Active Directory<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu mu\u1ed1n thay \u0111\u1ed5i th\u00f4ng tin t\u00e0i kho\u1ea3n AD, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng Set-ADUser:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Set-ADUser -Identity \"nva\" -Title \"IT Manager\" -Department \"IT\" -OfficePhone \"0123456789\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y c\u1eadp nh\u1eadt ch\u1ee9c danh, b\u1ed9 ph\u1eadn v\u00e0 s\u1ed1 \u0111i\u1ec7n tho\u1ea1i cho ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<p><b>X\u00a2\u00f3a t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng trong Active Directory<\/b><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 x\u00f3a t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng AD, s\u1eed d\u1ee5ng Remove-ADUser:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Remove-ADUser -Identity \"nva\" -Confirm:$false<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd x\u00f3a ngay l\u1eadp t\u1ee9c t\u00e0i kho\u1ea3n m\u00e0 kh\u00f4ng c\u1ea7n x\u00e1c nh\u1eadn.<\/span><\/p>\n<h4><b>T\u1ea1o nh\u00f3m trong Active Directory<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">D\u00f9ng New-ADGroup \u0111\u1ec3 t\u1ea1o nh\u00f3m AD m\u1edbi:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">New-ADGroup -Name \"IT Team\" -GroupScope Global -GroupCategory Security -Path \"OU=Groups,DC=example,DC=com\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y t\u1ea1o m\u1ed9t nh\u00f3m b\u1ea3o m\u1eadt c\u1ea5p Global trong Organizational Unit (OU) \u201cGroups\u201d.<\/span><\/p>\n<h4><b>Th\u00eam ng\u01b0\u1eddi d\u00f9ng v\u00e0o nh\u00f3m trong Active Directory<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">D\u00f9ng Add-ADGroupMember \u0111\u1ec3 th\u00eam ng\u01b0\u1eddi d\u00f9ng v\u00e0o nh\u00f3m AD:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Add-ADGroupMember -Identity \"IT Team\" -Members \"nva\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y th\u00eam t\u00e0i kho\u1ea3n &#8220;Nguyen Van A&#8221; v\u00e0o nh\u00f3m IT Team.<\/span><\/p>\n<h4><b>X\u00f3a ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi nh\u00f3m trong Active Directory<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu mu\u1ed1n x\u00f3a ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi nh\u00f3m, s\u1eed d\u1ee5ng Remove-ADGroupMember:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Remove-ADGroupMember -Identity \"IT Team\" -Members \"nva\" -Confirm:$false<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd x\u00f3a ngay l\u1eadp t\u1ee9c ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi nh\u00f3m m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u x\u00e1c nh\u1eadn.<\/span><\/p>\n<h4><b>X\u00f3a nh\u00f3m trong Active Directory<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng Remove-ADGroup \u0111\u1ec3 x\u00f3a m\u1ed9t nh\u00f3m:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Remove-ADGroup -Identity \"IT Team\" -Confirm:$false<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd x\u00f3a nh\u00f3m IT Team kh\u1ecfi AD.<\/span><\/p>\n<h3><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 g\u1ecdi API RESTful b\u1eb1ng Powershell?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PowerShell cung c\u1ea5p c\u00e1c cmdlet m\u1ea1nh m\u1ebd \u0111\u1ec3 g\u1ecdi API RESTful, cho ph\u00e9p truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb web services ho\u1eb7c th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 t\u1ef1 \u0111\u1ed9ng h\u00f3a tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y. C\u00e1c cmdlet ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y l\u00e0 <\/span><span style=\"font-weight: 400;\">Invoke-RestMethod<\/span><span style=\"font-weight: 400;\"> v\u00e0 <\/span><span style=\"font-weight: 400;\">Invoke-WebRequest<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoke-RestMethod c\u00f3 hi\u1ec7u su\u1ea5t nhanh h\u01a1n, ch\u1ec9 tr\u1ea3 v\u1ec1 d\u1eef li\u1ec7u \u0111\u00e3 ph\u00e2n t\u00edch, d\u1ec5 l\u00e0m vi\u1ec7c v\u1edbi API h\u01a1n.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoke-WebRequest ph\u1ee9c t\u1ea1p h\u01a1n, ch\u1eadm h\u01a1n nh\u01b0ng tr\u1ea3 v\u1ec1 n\u1ed9i dung th\u00f4, c\u00f3 th\u1ec3 ph\u1eadn t\u00edch HTML, ki\u1ec3m tra header.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00e1ch g\u1ecdi API RESTful b\u1eb1ng Powershell nh\u01b0 sau:<\/span><\/p>\n<h4><b>G\u1eedi y\u00eau c\u1ea7u GET \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u t\u1eeb API<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh Invoke-RestMethod th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eedi y\u00eau c\u1ea7u GET \u0111\u1ebfn m\u1ed9t API v\u00e0 nh\u1eadn d\u1eef li\u1ec7u \u1edf \u0111\u1ecbnh d\u1ea1ng JSON ho\u1eb7c XML:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$response = Invoke-RestMethod -Uri \"https:\/\/api.example.com\/data\" -Method Get<\/span>\n\n<span style=\"font-weight: 400;\">$response<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y s\u1ebd l\u1ea5y d\u1eef li\u1ec7u t\u1eeb API <\/span><span style=\"font-weight: 400;\">https:\/\/api.example.com\/data<\/span><span style=\"font-weight: 400;\"> v\u00e0 l\u01b0u v\u00e0o bi\u1ebfn <\/span><span style=\"font-weight: 400;\">$response<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 ti\u1ebfp t\u1ee5c x\u1eed l\u00fd.<\/span><\/p>\n<h4><b>G\u1eedi y\u00eau c\u1ea7u POST v\u1edbi d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 g\u1eedi y\u00eau c\u1ea7u POST, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n cung c\u1ea5p d\u1eef li\u1ec7u trong ph\u1ea7n -Body v\u00e0 ch\u1ec9 \u0111\u1ecbnh ki\u1ec3u n\u1ed9i dung b\u1eb1ng <\/span><span style=\"font-weight: 400;\">-ContentType<\/span><span style=\"font-weight: 400;\">:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$body = @{ username = \"admin\"; password = \"123456\" } | ConvertTo-Json<\/span>\n\n<span style=\"font-weight: 400;\">$response = Invoke-RestMethod -Uri \"https:\/\/api.example.com\/login\" -Method Post -Body $body -ContentType \"application\/json\"<\/span>\n\n<span style=\"font-weight: 400;\">$response<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh n\u00e0y g\u1eedi th\u00f4ng tin \u0111\u0103ng nh\u1eadp d\u01b0\u1edbi d\u1ea1ng JSON v\u00e0 nh\u1eadn ph\u1ea3n h\u1ed3i t\u1eeb API.<\/span><\/p>\n<h4><b>G\u1eedi y\u00eau c\u1ea7u v\u1edbi ti\u00eau \u0111\u1ec1 x\u00e1c th\u1ef1c (Authorization Header)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Khi g\u1ecdi API y\u00eau c\u1ea7u x\u00e1c th\u1ef1c, c\u00f3 th\u1ec3 th\u00eam header Authorization b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">-Headers<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$headers = @{ Authorization = \"Bearer your_access_token\" }<\/span>\n\n<span style=\"font-weight: 400;\">$response = Invoke-RestMethod -Uri \"https:\/\/api.example.com\/userinfo\" -Method Get -Headers $headers<\/span>\n\n<span style=\"font-weight: 400;\">$response<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng tr\u01b0\u1edbc khi truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb API.<\/span><\/p>\n<h4><b>G\u1eedi y\u00eau c\u1ea7u PUT v\u00e0 DELETE<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">PowerShell c\u0169ng h\u1ed7 tr\u1ee3 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c HTTP kh\u00e1c nh\u01b0 PUT (c\u1eadp nh\u1eadt d\u1eef li\u1ec7u) v\u00e0 DELETE (x\u00f3a d\u1eef li\u1ec7u):<\/span><\/p>\n<pre><span style=\"font-weight: 400;\"># C\u1eadp nh\u1eadt d\u1eef li\u1ec7u b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c PUT<\/span>\n<span style=\"font-weight: 400;\">$updateData = @{ name = \"New Name\" } | ConvertTo-Json<\/span>\n<span style=\"font-weight: 400;\">Invoke-RestMethod -Uri \"https:\/\/api.example.com\/user\/123\" -Method Put -Body $updateData -ContentType \"application\/json\"<\/span>\n\n<span style=\"font-weight: 400;\"># X\u00f3a d\u1eef li\u1ec7u b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c DELETE<\/span>\n<span style=\"font-weight: 400;\">Invoke-RestMethod -Uri \"https:\/\/api.example.com\/user\/123\" -Method Delete<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c n\u00e0y r\u1ea5t h\u1eefu \u00edch khi l\u00e0m vi\u1ec7c v\u1edbi API CRUD (Create, Read, Update, Delete).<\/span><\/p>\n<h4><b>X\u1eed l\u00fd l\u1ed7i khi g\u1ecdi API<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 x\u1eed l\u00fd l\u1ed7i khi g\u1ecdi API, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">Try-Catch<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">try {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0$response = Invoke-RestMethod -Uri \"https:\/\/api.example.com\/data\" -Method Get<\/span>\n<span style=\"font-weight: 400;\">} catch {<\/span>\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0Write-Host \"L\u1ed7i khi g\u1ecdi API: $_\"<\/span>\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap tr\u00e1nh gi\u00e1n \u0111o\u1ea1n ch\u01b0\u01a1ng tr\u00ecnh khi g\u1eb7p l\u1ed7i k\u1ebft n\u1ed1i ho\u1eb7c API kh\u00f4ng ph\u1ea3n h\u1ed3i.<\/span><\/p>\n<h3><b>C\u00e1ch s\u1eed d\u1ee5ng Powershell Remoting \u0111\u1ec3 qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7 t\u1eeb xa th\u1ebf n\u00e0o?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PowerShell Remoting l\u00e0 m\u1ed9t t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd gi\u00fap qu\u1ea3n tr\u1ecb vi\u00ean h\u1ec7 th\u1ed1ng th\u1ef1c thi l\u1ec7nh v\u00e0 qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7 t\u1eeb xa m\u1ed9t c\u00e1ch an to\u00e0n. T\u00ednh n\u0103ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean giao th\u1ee9c WS-Management (WinRM) v\u00e0 cho ph\u00e9p k\u1ebft n\u1ed1i v\u1edbi nhi\u1ec1u m\u00e1y t\u00ednh trong m\u1ea1ng n\u1ed9i b\u1ed9 ho\u1eb7c tr\u00ean \u0111\u00e1m m\u00e2y.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 b\u1eadt PowerShell Remoting, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n ch\u1ea1y l\u1ec7nh sau tr\u00ean m\u00e1y ch\u1ee7 m\u1ee5c ti\u00eau:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Enable-PSRemoting -Force<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; L\u1ec7nh n\u00e0y k\u00edch ho\u1ea1t d\u1ecbch v\u1ee5 WinRM v\u00e0 c\u1ea5u h\u00ecnh c\u00e1c c\u00e0i \u0111\u1eb7t firewall c\u1ea7n thi\u1ebft \u0111\u1ec3 cho ph\u00e9p k\u1ebft n\u1ed1i t\u1eeb xa.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi PowerShell Remoting \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1eadt, qu\u1ea3n tr\u1ecb vi\u00ean c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 t\u1eeb xa b\u1eb1ng l\u1ec7nh:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Enter-PSSession<\/span><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">Enter-PSSession -ComputerName Server01 -Credential Administrator<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; L\u1ec7nh n\u00e0y m\u1edf m\u1ed9t phi\u00ean l\u00e0m vi\u1ec7c t\u1eeb xa v\u1edbi m\u00e1y ch\u1ee7 Server01, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ch\u1ea1y c\u00e1c l\u1ec7nh nh\u01b0 th\u1ec3 h\u1ecd \u0111ang l\u00e0m vi\u1ec7c tr\u1ef1c ti\u1ebfp tr\u00ean m\u00e1y \u0111\u00f3. Ngo\u00e0i ra, ta c\u00f3 th\u1ec3 ki\u1ec3m tra m\u00e1y t\u1eeb xa c\u00f3 h\u1ed7 tr\u1ee3 WinRM kh\u00f4ng b\u1eb1ng cmdlet <\/span><span style=\"font-weight: 400;\">TestWSMan<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">TestWSMan -ComputerName \"remote-computer-name\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ta c\u00f3 th\u1ec3 ki\u1ec3m tra m\u00e1y t\u1eeb xa c\u00f3 h\u1ed7 tr\u1ee3 WinRM kh\u00f4ng b\u1eb1ng cmdlet TestWSMan:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">TestWSMan -ComputerName \"remote-computer-name\"<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ch\u1ea1y l\u1ec7nh tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7 c\u00f9ng l\u00fac, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Invoke-Command<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Invoke-Command -ComputerName Server01, Server02 -ScriptBlock { Get-Service } -Credential Administrator<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">=&gt; L\u1ec7nh n\u00e0y th\u1ef1c thi \u0111o\u1ea1n m\u00e3 <\/span><span style=\"font-weight: 400;\">{ Get-Service }<\/span><span style=\"font-weight: 400;\"> tr\u00ean c\u1ea3 hai m\u00e1y ch\u1ee7 <\/span><span style=\"font-weight: 400;\">Server01<\/span> <span style=\"font-weight: 400;\">v\u00e0 <\/span><span style=\"font-weight: 400;\">Server02<\/span><span style=\"font-weight: 400;\">, gi\u00fap ki\u1ec3m tra tr\u1ea1ng th\u00e1i c\u00e1c d\u1ecbch v\u1ee5 tr\u00ean h\u1ec7 th\u1ed1ng t\u1eeb xa.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">PowerShell Remoting c\u00f2n h\u1ed7 tr\u1ee3 ch\u1ea1y script t\u1ef1 \u0111\u1ed9ng tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7, gi\u00fap t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c t\u00e1c v\u1ee5 nh\u01b0 c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m, ki\u1ec3m tra tr\u1ea1ng th\u00e1i h\u1ec7 th\u1ed1ng ho\u1eb7c tri\u1ec3n khai c\u1ea5u h\u00ecnh. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p v\u1edbi <\/span><span style=\"font-weight: 400;\">New-PSSession<\/span><span style=\"font-weight: 400;\">, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp nhi\u1ec1u phi\u00ean l\u00e0m vi\u1ec7c c\u00f9ng l\u00fac v\u00e0 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<h3><b>Khi m\u1ed9t script PowerShell ch\u1ea1y r\u1ea5t ch\u1eadm th\u00ec n\u00ean l\u00e0m g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Khi m\u1ed9t script PowerShell ch\u1ea1y ch\u1eadm, c\u1ea7n th\u1ef1c hi\u1ec7n nhi\u1ec1u b\u01b0\u1edbc t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p quan tr\u1ecdng:<\/span><\/p>\n<h4><strong>X\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n g\u00e2y ch\u1eadm b\u1eb1ng c\u00f4ng c\u1ee5 \u0111o th\u1eddi gian<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc khi t\u1ed1i \u01b0u, c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111o\u1ea1n m\u00e3 n\u00e0o g\u00e2y ch\u1eadm b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Measure-Command:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Measure-Command { &lt;L\u1ec7nh c\u1ea7n \u0111o th\u1eddi gian th\u1ef1c thi&gt; }\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh \u0111o\u1ea1n m\u00e3 n\u00e0o \u0111ang ti\u00eau t\u1ed1n nhi\u1ec1u th\u1eddi gian nh\u1ea5t.<\/span><\/p>\n<h4><strong>S\u1eed d\u1ee5ng Pipeline hi\u1ec7u qu\u1ea3<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">H\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng v\u00f2ng l\u1eb7p thay v\u00ec pipeline v\u00ec pipeline x\u1eed l\u00fd d\u1eef li\u1ec7u nhanh h\u01a1n.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5, thay v\u00ec:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$users = Get-ADUser -Filter *\u00a0\u00a0<\/span>\n\n<span style=\"font-weight: 400;\">$users | ForEach-Object { $_.SamAccountName }<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">H\u00e3y s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp pipeline:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Get-ADUser -Filter * | Select-Object -ExpandProperty SamAccountName<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">C\u00e1ch n\u00e0y gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 th\u1eddi gian x\u1eed l\u00fd. Pipeline nhanh h\u01a1n khi c\u1ea7n x\u1eed l\u00fd d\u1eef li\u1ec7u theo lu\u1ed3ng (streaming), c\u00f2n v\u1edbi d\u1eef li\u1ec7u \u0111\u00e3 c\u00f3 s\u1eb5n, d\u00f9ng foreach s\u1ebd nhanh h\u01a1n.<\/span><\/p>\n<h4><strong>Tr\u00e1nh s\u1eed d\u1ee5ng ForEach-Object n\u1ebfu c\u00f3 th\u1ec3<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">ForEach-Object ch\u1eadm h\u01a1n v\u00f2ng l\u1eb7p foreach th\u00f4ng th\u01b0\u1eddng. N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y thay b\u1eb1ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">foreach ($user in $users) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output $user.SamAccountName<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd khi thao t\u00e1c v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u.<\/span><\/p>\n<h4><strong>H\u1ea1n ch\u1ebf truy v\u1ea5n l\u1eb7p l\u1ea1i<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu c\u1ea7n g\u1ecdi m\u1ed9t l\u1ec7nh nhi\u1ec1u l\u1ea7n, h\u00e3y l\u01b0u tr\u1eef k\u1ebft qu\u1ea3 thay v\u00ec g\u1ecdi l\u1ea1i nhi\u1ec1u l\u1ea7n:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$users = Get-ADUser -Filter *\u00a0\u00a0<\/span>\n\n<span style=\"font-weight: 400;\">foreach ($user in $users) {<\/span>\n\n<span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0Write-Output $user.SamAccountName<\/span>\n\n<span style=\"font-weight: 400;\">}<\/span>\n\n<span style=\"font-weight: 400;\">Thay v\u00ec g\u1ecdi Get-ADUser nhi\u1ec1u l\u1ea7n trong v\u00f2ng l\u1eb7p.<\/span><\/pre>\n<h4><strong>Ch\u1ea1y script \u1edf ch\u1ebf \u0111\u1ed9 \u0111a lu\u1ed3ng (Parallel Processing)<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">PowerShell 7 h\u1ed7 tr\u1ee3 x\u1eed l\u00fd song song v\u1edbi -Parallel trong ForEach-Object:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">$users | ForEach-Object\u00a0<\/span>\n\n<span style=\"font-weight: 400;\">-Parallel { $_.SamAccountName }\u00a0<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap t\u1eadn d\u1ee5ng CPU \u0111a nh\u00e2n v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">* L\u01b0u \u00fd: Ch\u1ec9 n\u00ean d\u00f9ng -Parallel cho c\u00e1c t\u00e1c v\u1ee5 n\u1eb7ng (nh\u01b0 x\u1eed l\u00fd file, g\u1ecdi API) \u0111\u1ec3 tr\u00e1nh ph\u1ee5 thu\u1ed9c v\u00e0o t\u00e0i nguy\u00ean chung.<\/span><\/p>\n<h4><strong>Gi\u1ea3m t\u1ea3i log v\u00e0 output kh\u00f4ng c\u1ea7n thi\u1ebft<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">L\u1ec7nh Write-Host ho\u1eb7c Write-Output qu\u00e1 nhi\u1ec1u s\u1ebd l\u00e0m ch\u1eadm script. Ch\u1ec9 hi\u1ec3n th\u1ecb th\u00f4ng tin khi c\u1ea7n thi\u1ebft.<\/span><\/p>\n<h4><strong>S\u1eed d\u1ee5ng Jobs \u0111\u1ec3 x\u1eed l\u00fd n\u1ec1n<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu script ch\u1ea1y t\u00e1c v\u1ee5 l\u00e2u, h\u00e3y ch\u1ea1y d\u01b0\u1edbi d\u1ea1ng Background Job:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">Start-Job -ScriptBlock { Get-Process }<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u0110i\u1ec1u n\u00e0y gi\u00fap kh\u00f4ng l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c ch\u00ednh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 t\u1ed1i \u01b0u script PowerShell ch\u1ea1y ch\u1eadm, b\u1ea1n n\u00ean \u0111o hi\u1ec7u su\u1ea5t, s\u1eed d\u1ee5ng pipeline hi\u1ec7u qu\u1ea3, tr\u00e1nh truy v\u1ea5n l\u1eb7p l\u1ea1i, t\u1ed1i \u01b0u v\u00f2ng l\u1eb7p, \u00e1p d\u1ee5ng \u0111a lu\u1ed3ng v\u00e0 gi\u1ea3m log kh\u00f4ng c\u1ea7n thi\u1ebft. Nh\u1eefng k\u1ef9 thu\u1eadt n\u00e0y s\u1ebd gi\u00fap t\u0103ng t\u1ed1c \u0111\u00e1ng k\u1ec3 qu\u00e1 tr\u00ecnh th\u1ef1c thi PowerShell script.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tong_ket_cau_hoi_phong_van_Powershell\"><\/span><strong>T\u1ed5ng k\u1ebft c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Tr\u00ean \u0111\u00e2y l\u00e0 t\u1ed5ng h\u1ee3p 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n Powershell m\u1edbi nh\u1ea5t 2025. Hy v\u1ecdng, \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t ngu\u1ed3n tham kh\u1ea3o \u0111\u00e1ng tin c\u1eady v\u00e0 gi\u00fap \u00edch cho b\u1ea1n chu\u1ea9n b\u1ecb cho cu\u1ed9c ph\u1ecfng v\u1ea5n s\u1eafp t\u1edbi. Ch\u00fac b\u1ea1n may m\u1eafn.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PowerShell l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd d\u00e0nh cho qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng v\u00e0 DevOps, th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c bu\u1ed5i ph\u1ecfng v\u1ea5n IT. \u0110\u1ec3 gi\u00fap b\u1ea1n s\u1eb5n s\u00e0ng, ch\u00fang t\u00f4i \u0111\u00e3 t\u1ed5ng h\u1ee3p danh s\u00e1ch 20 c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 PowerShell m\u1edbi nh\u1ea5t 2025, bao g\u1ed3m t\u1eeb ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n \u0111\u1ebfn c\u00e1c [&hellip;]<\/p>\n","protected":false},"author":214,"featured_media":85442,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109,105],"tags":[],"class_list":["post-85432","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it","category-phong-van-it"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p - ITviec Blog<\/title>\n<meta name=\"description\" content=\"Gi\u1ea3i \u0111\u00e1p 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 PowerShell m\u1edbi nh\u1ea5t 2025, t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao, gi\u00fap b\u1ea1n t\u1ef1 tin chinh ph\u1ee5c nh\u00e0 tuy\u1ec3n d\u1ee5ng!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p\" \/>\n<meta property=\"og:description\" content=\"PowerShell l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd d\u00e0nh cho qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng v\u00e0 DevOps, th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c bu\u1ed5i ph\u1ecfng v\u1ea5n IT. \u0110\u1ec3 gi\u00fap b\u1ea1n s\u1eb5n s\u00e0ng, ch\u00fang t\u00f4i \u0111\u00e3\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/\" \/>\n<meta property=\"og:site_name\" content=\"ITviec Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ITviec\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-31T07:00:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-17T02:11:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/03\/cau-hoi-phong-van-powershell-vippro-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"640\" \/>\n\t<meta property=\"og:image:height\" content=\"337\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Hi\u1ebfu Phan\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ITviec\" \/>\n<meta name=\"twitter:site\" content=\"@ITviec\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Hi\u1ebfu Phan\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p - ITviec Blog","description":"Gi\u1ea3i \u0111\u00e1p 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 PowerShell m\u1edbi nh\u1ea5t 2025, t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao, gi\u00fap b\u1ea1n t\u1ef1 tin chinh ph\u1ee5c nh\u00e0 tuy\u1ec3n d\u1ee5ng!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/","og_locale":"vi_VN","og_type":"article","og_title":"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p","og_description":"PowerShell l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd d\u00e0nh cho qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng v\u00e0 DevOps, th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c bu\u1ed5i ph\u1ecfng v\u1ea5n IT. \u0110\u1ec3 gi\u00fap b\u1ea1n s\u1eb5n s\u00e0ng, ch\u00fang t\u00f4i \u0111\u00e3","og_url":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/","og_site_name":"ITviec Blog","article_publisher":"https:\/\/www.facebook.com\/ITviec","article_published_time":"2025-03-31T07:00:55+00:00","article_modified_time":"2025-06-17T02:11:28+00:00","og_image":[{"width":640,"height":337,"url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/03\/cau-hoi-phong-van-powershell-vippro-scaled.png","type":"image\/png"}],"author":"Hi\u1ebfu Phan","twitter_card":"summary_large_image","twitter_creator":"@ITviec","twitter_site":"@ITviec","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Hi\u1ebfu Phan"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#article","isPartOf":{"@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/"},"author":{"name":"Hi\u1ebfu Phan","@id":"https:\/\/itviec.com\/blog\/#\/schema\/person\/d9f4dfc3237d95eb1549e5adb2ede904"},"headline":"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p","datePublished":"2025-03-31T07:00:55+00:00","dateModified":"2025-06-17T02:11:28+00:00","mainEntityOfPage":{"@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/"},"wordCount":9903,"publisher":{"@id":"https:\/\/itviec.com\/blog\/#organization"},"image":{"@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#primaryimage"},"thumbnailUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/03\/cau-hoi-phong-van-powershell-vippro-scaled.png","articleSection":["Chuy\u00ean m\u00f4n IT","Ph\u1ecfng v\u1ea5n IT"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/","url":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/","name":"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p - ITviec Blog","isPartOf":{"@id":"https:\/\/itviec.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#primaryimage"},"image":{"@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#primaryimage"},"thumbnailUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/03\/cau-hoi-phong-van-powershell-vippro-scaled.png","datePublished":"2025-03-31T07:00:55+00:00","dateModified":"2025-06-17T02:11:28+00:00","description":"Gi\u1ea3i \u0111\u00e1p 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 PowerShell m\u1edbi nh\u1ea5t 2025, t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao, gi\u00fap b\u1ea1n t\u1ef1 tin chinh ph\u1ee5c nh\u00e0 tuy\u1ec3n d\u1ee5ng!","breadcrumb":{"@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#primaryimage","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/03\/cau-hoi-phong-van-powershell-vippro-scaled.png","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2025\/03\/cau-hoi-phong-van-powershell-vippro-scaled.png","width":640,"height":337,"caption":"c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n powershell - itviec blog"},{"@type":"BreadcrumbList","@id":"https:\/\/itviec.com\/blog\/cau-hoi-phong-van-powershell\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u1ee8ng tuy\u1ec3n &amp; Th\u0103ng ti\u1ebfn","item":"https:\/\/itviec.com\/blog\/ung-tuyen-va-thang-tien\/"},{"@type":"ListItem","position":2,"name":"Ph\u1ecfng v\u1ea5n IT","item":"https:\/\/itviec.com\/blog\/ung-tuyen-va-thang-tien\/phong-van-it\/"},{"@type":"ListItem","position":3,"name":"Top 20+ c\u00e2u h\u1ecfi ph\u1ecfng v\u1ea5n v\u1ec1 Powershell th\u01b0\u1eddng g\u1eb7p"}]},{"@type":"WebSite","@id":"https:\/\/itviec.com\/blog\/#website","url":"https:\/\/itviec.com\/blog\/","name":"ITviec Blog","description":"IT Jobs &amp; People in Vietnam","publisher":{"@id":"https:\/\/itviec.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/itviec.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/itviec.com\/blog\/#organization","name":"ITviec","url":"https:\/\/itviec.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2018\/12\/itviec-black-square-facebook.png","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2018\/12\/itviec-black-square-facebook.png","width":1800,"height":1800,"caption":"ITviec"},"image":{"@id":"https:\/\/itviec.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ITviec","https:\/\/x.com\/ITviec","https:\/\/www.linkedin.com\/company\/itviec","https:\/\/www.youtube.com\/channel\/UCYthAQ3bcGr57M_ag5gHDvQ"]},{"@type":"Person","@id":"https:\/\/itviec.com\/blog\/#\/schema\/person\/d9f4dfc3237d95eb1549e5adb2ede904","name":"Hi\u1ebfu Phan","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/03\/phan-trung-hieu-author-e1709881921227-100x100.jpg","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/03\/phan-trung-hieu-author-e1709881921227-100x100.jpg","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/03\/phan-trung-hieu-author-e1709881921227-100x100.jpg","caption":"Hi\u1ebfu Phan"},"url":"https:\/\/itviec.com\/blog\/author\/hieu-phan\/"}]}},"_links":{"self":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/85432","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/users\/214"}],"replies":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/comments?post=85432"}],"version-history":[{"count":2,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/85432\/revisions"}],"predecessor-version":[{"id":88164,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/85432\/revisions\/88164"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/media\/85442"}],"wp:attachment":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/media?parent=85432"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/categories?post=85432"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/tags?post=85432"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}