Question 31

What is pool.ntp.org?
  • Question 32

    What output does the command seq 1 5 20 produce?
  • Question 33

    What the echo $$ command?
  • Question 34

    Which of the following IPv4 networks are reserved by IANA for private address assignment and private routing?
    (Choose three.)
  • Question 35

    Which of the following configuration files should be modified to set default shell variables for all users?