Who command in Linux?

Who command in Linux? The Linux “who” command lets you display the users currently logged in to your UNIX or Linux operating system. Whenever a user needs to know about how many users are using or are logged-in into a particular Linux-based operating system, he/she can use the “who” command to get that information.

How do I use who in Linux? 

How to Use the who Command in Linux with Examples
  1. Display Account Information.
  2. Print the Column Headers.
  3. Display Only the Hostname and the User Associated with stdin.
  4. Show Available Terminals.
  5. Display the Time of the Last System Boot.
  6. Display All Login Names and Number of Users Logged On.
  7. Add User’s Message Status.

What does the who command do? The who command can tell you who is logged in to the network, count them and give a list of them on a single line. It can also show when a system was last booted as well as the run state that the system is in.

How do I see who is using Linux? 

How to show current logged in users in Linux
  1. w command : Show who is logged on and what they are doing on Linux.
  2. who command : Display information about Linux users who are currently logged in.
  3. whoami command : Find out who you are currently logged in as on Linux.

Who command in Linux? – Additional Questions

How many people use Linux?

Approximately 3 to 3.5 billion people use Linux, one way or another.

What is used to know who is logged into the computer?

The “whoami” command displays the user you are currently logged in and using in Windows. Hold down the Windows Key, and press “R” to bring up the Run window. Type “CMD“, then press “Enter” to open a command prompt. The computer name or domain followed by the username is displayed.

How do I see how many users I have in Linux?

In order to list users on Linux, you have to execute the “cat” command on the “/etc/passwd” file. When executing this command, you will be presented with the list of users currently available on your system.

How do I see recent activity in Linux?

To show the most recent login activity using auth. log data, you can run a command like this one: $ grep “New session” /var/log/auth.

Is used to know who is logged in to the computer in Linux?

whoami command is used to print the loggedin user name. who am i command will display the logged-in user name and current tty details. The output of this command contains the following columns: logged-in user name, tty name, current time with date and ip-address from where this users initiated the connection.

Which command helps you to see the users who are logged in?

Users command is used to print the user name who are all currently logged in the current host. It is one of the command don’t have any option other than help and version. If the user using, ‘n’ number of terminals, the user name will show in ‘n’ number of time in the output.

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