Count w
W count
WC
Count P
Using Ch mod
Using chsh
Using rmsh
Using tchsh
One that runs when the user login
One that authenticate the user while logging in
One that user that belong to the same group
belong to the same group One that give no permission
IBM-compatible
Alpha
Macintosh
SPARC
Uname-r
Uname-n
Uname-t
Kernal