- (Exam Topic 1)
What command displays all aliases defined in the current shell? (Specify the command without any path information)
Solution:
alias, alias -p

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 6)
Which file contains a set of services and hosts that will be allowed to connect to the server by going through a TCP Wrapper program such as tcpd? (Specify the full name of the file, including path.)https://lh3.googleusercontent.com/-5cd-clmKnbk/AAAAAAAAAAI/AAAAAAAAADM/-SXesH19Ido/s4
Solution:
/etc/hosts.allow

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 3)
Which crontab entry could be used to set the system time at regular intervals?

1. A. 1 0 * * * date $d $t $24
2. B. 1 0 * * * ntpdate ntp1.digex.net
3. C. 1 0 * * * date ntp1.digex.net
4. D. 1 0 * * * runcron date ntp1.digex.net
5. E. 1 0 * * * settime $d $t $24

Correct Answer: B

- (Exam Topic 4)
Which of the following is observed and corrected by a NTP client?

1. A. The skew in time between the system clock and the hardware clock.
2. B. The skew in time between the system clock and the reference clock.
3. C. Changes in the time zone of the current computer's location.
4. D. Adjustments needed to support Daylight Saving Time.

Correct Answer: B

- (Exam Topic 5)
Which of the following keywords can be used in the file /etc/resolv.conf? (Choose TWO correct answers.)

1. A. substitute
2. B. nameserver
3. C. search
4. D. lookup
5. E. method

Correct Answer: BC