

# How can you get a list of all files on drive H that have the file extension .doc?

#Get-ChildItem -Path h:\ -Filter *.doc -recurse

# How can you define a new alias "files" for the commandlet "Get-Childitem"

Set-Alias files Get-ChildItem

# How can you get a list of all commands starting with the verb "invoke"?

Get-Command invoke*