Question

You can type the _____ command, with no arguments, to learn your current username and nothing more?

Answer 1

You can type the Whoami command, with no arguments, to learn your current username and nothing more.

What purpose do Linux's whoami and ID commands serve?

• Both the Unix and Windows operating systems make use of the whoami command. In essence, whoami is created by concatenating the strings "who," "am," and "i." When this command is used, the username of the current user is displayed.
• It is similar to using the -un options when running the id command.

What command does a file creation?

• The cat command can create new files in addition to reading and concatenating existing ones.
• Run the cat command, followed by the redirection operator > and the desired file name to create a new file.

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