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查看powershell版本                                $PSVersionTable    

查看操作系統版本信息                             Get-CimInstance -ClassName  Win32_OperatingSystem -ComputerName . | Select-Object -Property  Build*,OSType,ServicePack*    

查看部分組策略                                        gpresult /Z

查看部分組策略(需要導出到文件)              secedit /export /cfg c:\sec_result

查看服務                                                  Get-Service 

查看運行中服務                                        Get-Service | Where-Object {$_.Status -eq 'Running'}

查看IP                                                      ipconfig /all或者Get-NetipConfiguration

查看進程                                                  Get-Process

查看已安裝補丁                                        Get-WmiObject -Class Win32_QuickFixEngineering或者wmic qfe list

查看使用Windows Installer安裝的程序    Get-WmiObject -Class Win32_Product | Format-Wide -Column 1

查看CPU相關信息                                     get-wmiobject win32_processor

查看CPU使用率2008/2012通用                Get-WmiObject win32_processor  | select SystemName, LoadPercentage

查看CPU使用率排名前20                          Get-Counter -ComputerName localhost '\Process(*)\% Processor Time' | Select-Object -ExpandProperty countersamples | Select-Object -Property instancename, cookedvalue| Sort-Object -Property cookedvalue -Descending| Select-Object -First 20| ft InstanceName,@{L='CPU';E={($_.Cookedvalue/100).toString('P')}} -AutoSize

查看系統版本/序列號                                gwmi win32_OperatingSystem

查看總內存                                               Get-WmiObject win32_OperatingSystem TotalVisibleMemorySize

查看總內存（單位GB）                             gwmi Win32_PhysicalMemory | %{$sum = 0} { $sum += $_.Capacity } {Write-Host ($sum / 1GB) "GB"}

查看空閑內存                                            Get-WmiObject win32_OperatingSystem FreePhysicalMemory

查看磁盤總空間（單位MB）                      Get-WMIObject Win32_LogicalDisk |Where-Object{$_.Size}|Foreach-Object { 'Disk {0} has {1:0.0} MB totalspace' -f $_.Caption, ($_.Size / 1MB) }

查看防火墻狀態                                         netsh advfirewall show currentprofile

查看BIOS信息                                           Get-WMIObject -Class Win32_BIOS 

查看主板信息                                            Get-WMIObject -Class Win32_Baseboard

查看邏輯磁盤信息                                     Get-WMIObject -Class Win32_LogicalDisk    

查看物理磁盤信息                                     Get-WMIObject -Class Win32_DiskDrive     

查看桌面設置(屏保是否設置)                     Get-CimInstance -ClassName Win32_Desktop    

查看一個文件夾內的文件及目錄                 Get-ChildItem -Path C:\ -Force

管理類：

重啟服務器                                                Restart-Computer  或者 Restart-Computer -Force強制重啟

關閉服務器                                                stop-computer

停止spooler服務                                       Stop-Service -Name spooler    

啟動spooler服務                                       Start-Service -Name spooler    

重啟spooler服務                                       Restart-Service -Name spooler    

停止某個進程                                            stop-process -id 2792

鎖定服務器                                                rundll32.exe user32.dll,LockWorkStation    

新增注冊表項                                            New-Item -Path hkcu:\software_DeleteMe

刪除注冊表項                                            Remove-Item -Path hkcu:\Software_DeleteMe