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Linux Introduction To Users

This tutorial will tell you how to identify a system's user account with commands like who, who am i, etc.

If more than one person use a single system, then everyone may have their own user account. Here, it will be helpful to know the user account details.

It also tells how to create a second user account and run program on that with the help of su and sudo command.

whoami

It tells you about the system's username.

Syntax:

Linux Introduction To Users1

Look at the above snapshot, 'sssit' is our system's username.

who

The who command gives the information about the users logged on to the system.

Syntax:

Linux Introduction To Users2

who am i

This command displays the information about the current user only.

Syntax:

Linux Introduction To Users3

Look at the above snapshot, in our system current logged in user is sssit.

w

This command tells about the users who are logged in and what are they doing.

Syntax:

Linux Introduction To Users4

id

This command tells about your user id, primary group id, and a list of groups that belongs to you.

Syntax:

Linux Introduction To Users5
Next TopicLinux su Commands




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