Question 21

Which of the following commands list all files and directories within the /tmp/directory and its subdirectories which are owned by the user root? (Choose two.)
  • Question 22

    Which of the following commands converts spaces in a file to tab characters and prints the result to standard output?
  • Question 23

    Which umask value will result in the default access permissions of 600 (rw-------) for files and 700 (rwx------) for directories?
    (Specify only the numerical umask value.)

    Question 24

    The /etc/_______ file lists currently mounted devices.

    Question 25

    Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)