Okay, let's have a look at the commands that we have seen in this lesson.
User add is what you use to add a user. User mod is for modifying user dells for deleting
a user, and we have also seen Group add, group mod and group del, which is for group management.
ID is pretty convenient because it shows group membership for a user.
Getent allows you to get administrative information about your users from
either the local passwd file or some central authentication mechanism.
PASSWD is how you set password properties, and CHAA is focusing on user agent
information W and who are showing user information in the old school style and
login CTL interfaces system. The to get information about current users and what they
are doing and that can be convenient to terminate sessions. For instance.