Who vs who am I in Unix?

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 are the different commands in Unix?

Basic Unix Commands

• IMPORTANT: The Unix (Ultrix) operating system is case sensitive.
• ls–Lists the names of files in a particular Unix directory.
• more–Enables examination of a continuous text one screenful at a time on a terminal.
• cat– Displays the contents of a file on your terminal.
• cp–Makes copies of your files.

Which command should be used to know more about the command whoami?

Use the id command to obtain more information about a given user.

What is the difference between whoami And who am I?

Who am i : shows all logged in users. Whoami : print effective userid. Eeffective user is the user that is currently in shell.

What is UNIX commands?

Unix commands are inbuilt programs that can be invoked in multiple ways. A Unix terminal is a graphical program that provides a command-line interface using a shell program.

Are UNIX and Linux commands the same?

While discussing the commands in Unix and Linux, they are not the same but are very much similar. In fact, the commands in each distribution of the same family OS also varies. Solaris, HP, Intel, etc. employ Unix internet servers, workstations, and personal computer.

Who command is Unix?

Definition of WHO Command in Unix. In Unix, “who” command allows to show or print the number of users who has been logged into your Unix computer system currently. The main usage of who command in Unix without command-line parameter is to show the name of the users who are logged in currently.

What is the function of who command in Linux?

Description : The who command is used to get information about currently logged in user on to system.