When root creates a new account, by default the account password is:

To make a file ac2 executable, you use the command:

If you accidentally deleted a file FFF with the 'rm FFF' command, you can restore it using:

To Rename a file, you use the command:

What happens if you try to create a directory with a name that has already been used?

To securely copy files between computers, you use:

Which key combination instructs the shell to terminate the session ?

The UNIX command

The command to take a backup of files and directories on magnetic tape is:

Which of the following statements is incorrect regarding processes ?

Which of the following statements is not true regarding the grep filter?