Microsoft Windows [Version 6.0.6001]
Copyright (c) 2006 Microsoft Corporation. All rights reserved.

C:\Users\P0> ll

‘ll’ is not recognised as an internal or external command, operable program or batch file.

C:\Users\P0> ls

‘ls’ is not recognised as an internal or external command, operable program or batch file.

C:\Users\P0> dirr

‘dirr’ is not recognised as an internal or external command, operable program or batch file.

C:\Users\P0> exit