Usage And Variation

  1. who -aH (displays all information about the user and categorizes the data by corresponding columns)
  2. who am i (displays information only for the terminal session where the command was issued)

What is the WHO command?

THis command figures out and displays which users are currently logged onto the machine.

Examples:

Screenshot

In the example above, the user is displaying the username, line, and time of all currently logged-in sessions.

Try it: