B.14. Lab B.14: View all Linux Logins
This lab requires a Linux workstation.
The lastlog utility can be used to generate a list of every user account and the last time they logged in to the system. Unfortunately, it lists the account even if the user associated with it has never logged in.
In this exercise, you'll get a list of user accounts and then remove all the entries that have never logged in so that you are left with only accounts that have actually accessed the workstation:
As root, from the desktop, choose Programs
Accessories 
Terminal. ...
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