equivalent of dsquery in POWERSHELL (WIN7)

you can use Get-ADUser –Filter * -Searchbase “OU=IT,DC=xxxxxxxx,DC=xxx“
in powershell

Can you guide this error: (this is in powershell in win7)

The term 'Get-ADUser' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the
spelling of the name, or if a path was included, verify that the path is correct and try again.
At line:1 char:11
+ Get-ADUser <<<<  -Filter  "CN=rty"
    + CategoryInfo          : ObjectNotFound: (Get-ADUser:String) [], CommandNotFoundException
    + FullyQualifiedErrorId : CommandNotFoundException

I tried:
import-module activedirectory

results:
Import-Module : The specified module 'activedirectory' was not loaded because no valid module file was found in any mod
ule directory.
At line:1 char:14
+ import-module <<<<  activedirectory
    + CategoryInfo          : ResourceUnavailable: (activedirectory:String) [Import-Module], FileNotFoundException
    + FullyQualifiedErrorId : Modules_ModuleNotFound,Microsoft.PowerShell.Commands.ImportModuleCommand