Which command is used to get the user identity? id command in Linux is used to find out user and group names and numeric ID’s (UID or group ID) of the current user or any other user in the server.
What are the three types of Linux user accounts? There are three types of user in linux: – root, regular and service.
How do I change user in Linux? To change to a different user and create a session as if the other user had logged in from a command prompt, type “su -” followed by a space and the target user’s username. Type the target user’s password when prompted.
Who is the root user in Linux? The root account is the special user in the /etc/passwd file with the user ID (UID) of 0 and is commonly given the user name, root. It is not the user name that makes the root account so special, but the UID value of 0 . This means that any user that has a UID of 0 also has the same privileges as the root user.