Question 46

Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.)
  • Question 47

    The correct crontab entry to execute the script chklog three times per month between 3 p.m. and 5 p.m.:
  • Question 48

    Which of the following entries in /etc/syslog.conf writes all mail related events to the file /var/log/maillog and sends all critical events to the remote server logger.example.com?
  • Question 49

    What information is shown by the echo $? command?
  • Question 50

    What output is produced by the following command sequence?
    echo '1 2 3 4 5 6' | while read a b c; do
    echo result $c $b $a;
    done