Which PowerShell command should you use to get help with other commands?

Which PowerShell command should you use to get help with other commands?

• Get-Help
• /?
• -help
• -? 

EXPLANATION

The Get-Help cmdlet displays information about PowerShell concepts and commands, including cmdlets, functions, CIM commands, workflows, providers, aliases and scripts. To get help for a PowerShell command, type Get-Help followed by the command name, such as: Get-Help Get-Process.

Displays information about PowerShell commands and concepts.

Syntax

PowerShell

Get-Help
   [[-Name] <String>]
   [-Path <String>]
   [-Category <String[]>]
   [-Component <String[]>]
   [-Functionality <String[]>]
   [-Role <String[]>]
   [-Full]
   [<CommonParameters>]