Which Bash option prevents a user from accidentally overwriting a file with a ">"?
A. set –o safe
B. set –o noglob
C. set –o noclobber
D. set –o append
E. set –o nooverwrite
Which of the following tasks can be accomplished using the command date? (Choose TWO correct answers.)
A. Synchronize the hardware and system clocks.
B. Output date and time in different formats.
C. Set the system clock.
D. Set the hardware clock.
E. Update the time via NTP.
Which of the following are syslog facilities? (Choose TWO correct answers.)
A. local7
B. mail
C. advanced
D. postmaster
E. remote
What is the purpose of the command mailq?
A. It fetches new emails from a remote server using POP3 or IMAP.
B. It is a multi-user mailing list manager.
C. It is a proprietary tool contained only in the qmail MTA.
D. It queries the mail queue of the local MTA.
E. It is a command-line based tool for reading and writing emails.
Which of the following is observed and corrected by a NTP client?
A. The skew in time between the system clock and the hardware clock.
B. The skew in time between the system clock and the reference clock.
C. Changes in the time zone of the current computer's location.
D. Adjustments needed to support Daylight Saving Time.
Please specify the top directory containing the configuration files for the CUPS printing system. (Specify the full path to the directory.)
A. /etc/cups -or- /etc/cups/
Which of the following is a legacy program provided by CUPS for sending files to the printer queues on the command line?
A. lpd
B. lpp
C. lpq
D. lpr
What entry can be added to the syslog.conf file to have all syslog messages generated by a system displayed on console 12?
A. *.* /dev/tty12
B. /var/log/messages | /dev/tty12
C. | /dev/tty12
D. syslog tty12
E. mail.* /dev/tty12
What is the lowest numbered unprivileged TCP port? (Specify the number in digits only.)
A. 1024
Instead of using specific host names or IP addresses, which string can be used in /etc/hosts.allow entries to cover any remote host no matter of its name or address? (Specify the relevant string only without any additional options or arguments.)
A. all