How do I use `whoami`?

To use the whoami command in a Linux terminal, follow these steps:

1. Open the Terminal: You can access the terminal from your Linux GUI or use a command-line interface.

2. Type the Command: Enter the following command:

   whoami

3. Press Enter: After typing the command, press the Enter key.

4. View the Output: The terminal will display the username of the currently logged-in user.

For example, if your username is john, the output will be:

john

This command is straightforward and provides quick information about your current user identity.