What is the output of the who command?
The standard Unix command who displays a list of users who are currently logged into the computer. The who command is related to the command w , which provides the same information but also displays additional data and statistics.
What does Who am I command do?
whoami command is used both in Unix Operating System and as well as in Windows Operating System. It is basically the concatenation of the strings “who”,”am”,”i” as whoami. It displays the username of the current user when this command is invoked. It is similar as running the id command with the options -un.
What does the last command do?
The last command in Linux is used to display the list of all the users logged in and out since the file /var/log/wtmp was created. One or more usernames can be given as an argument to display their login in (and out) time and their host-name.
Who am I command in Windows?
In computing, whoami is a command found on most Unix-like operating systems, Intel iRMX 86, every Microsoft Windows operating system since Windows Server 2003, and on ReactOS. It is a concatenation of the words “Who am I?” and prints the effective username of the current user when invoked.
What does ” 0.0 ” mean on the command line?
The first “0” says which monitor/device you’re on, the second “0” says which virtual display you’re on. This harks back to the days when computers were expensive and so multiple people might be working on the same computer all at the same time. I wouldn’t worry about it, just remember that it’s either going to be “:0.0” or possibly “:0”.
What does PTS / 0 and ( 0.0 ) mean?
The pts/0 is telling you which “pseudo terminal” the user is logged in on. In this case it’s terminal #0. The ” (:0.0)” tells you which hostname and display you’re using. who am i is an alias of command who -m. See the man page for who. You can also read about the who command here. The output can definitely be confusing to a Unix novice.
How does the who command work in Linux?
The who command in Linux lists all logged-in users on the system. It’s pretty straightforward to use. Just enter who in the command line and it will show all the currently logged in users on your Linux system. Keep in mind that it only shows the users that are currently logged in to your system.