Which .NET version is my PowerShell script using?

Question

I\'d like to use .NET in some PowerShell scripts I\'m about to write -- how do I know/declare which version of .NET I\'m dealing with when these scripts run?

And is

Answer 1

PS > [Runtime.InteropServices.RuntimeEnvironment]::GetRuntimeDirectory()
C:\Windows\Microsoft.NET\Framework\v2.0.50727\