How to use the who command: 2-Minute Linux Tips

The video tutorial explains the 'Who' command in Linux, detailing its primary function of listing logged-in users and additional options like checking the last boot time and current run state. It also covers how to count logged-in users and create aliases for the command to simplify usage.

What information can you obtain by using the 'who' command?

How can you check when the system was last booted using the 'who' command?

What does the 'who -r' command display?

Explain how to get a count of logged-in users using the 'who' command.

What considerations should you keep in mind when creating aliases for 'who' commands?