Search with CMD for a file

dir /s \. |find "text"

Find computerdetails on LAN from PowerShell

Get-WmiObject -Class Win32_NetworkAdapterConfiguration -Filter IPEnabled=TRUE -ComputerName HP380

Find responsetimes from websites:

"127.0.0.1","localhost","research.microsoft.com" | ForEach-Object -Process {Get-WmiObject -Class Win32_PingStatus -Filter ("Address='" + $_ + "'") -ComputerName .} | Select-Object -Property Address,ResponseTime,StatusCode

Find drives attached:

GET-PSDrive

Get-PSDrive | Format-List