powershell-training-material

Chapter 1 | Know Your PowerShell

PowerShell Version and host version

• Where is PowerShell Installed in your System ?

Get All Cmd-Lets (Commands) available in your powershell session

• How Many ?

• Types of commands in Powershell

Get-Command | select CommandType -Unique | ft -AutoSize

Get All Cmd-Lets available via a specific module

Get-Command -Module <module_name>

Alias

• Aliases translates to one of other Cmd-Let

Get-Command -CommandType Alias

• Example

  See the dir i.e. legacy cmd command and ls i.e. Unix command both translates to Get-ChildItem

Cmd-Let

• Cmd-Let (Pronounced as CommandLet) is Native PowerShell smart functions
• Cmd-Let has standard naming convention i.e. Verb-Noun and Microsoft recomend the same naming if a vendor or any user writes any custom Cmd-Let
• Input and Output of any given Cmd-Let is always an Object or a Collection of Objects

Get-Command -CommandType CmdLet