: This provides the "instruction manual" for any cmdlet. It explains parameters and, most importantly, provides examples of how to use the command. Example: Get-Help Get-Service -Examples
: This is your search engine. It lists all available cmdlets, aliases, and functions. In HackerRank challenges, it is often used to find a specific cmdlet that matches a certain pattern or module. Example: Get-Command -Module Microsoft.PowerShell.* powershell 3 cmdlets hackerrank solution
Solution Snippet: Get-Process | Where-Object $_.CPU -gt 100 (Finds processes using more than 100s of CPU time). : This provides the "instruction manual" for any cmdlet