- (Exam Topic 3)
Which of the following commands can remove a user from a group?

1. A. grouprm
2. B. groupmod
3. C. passwd
4. D. usergroups
5. E. usermod

Correct Answer: E

- (Exam Topic 4)
What is true regarding the file ~/.forward?

1. A. As it is owned by the MTA and not writable by the user, it must be edited using the editaliases command.
2. B. After editing ~/.forward the user must run newaliases to make the mail server aware of the changes.
3. C. Using ~/.forward, root may configure any email address whereas all other users may configure only their own addresses.
4. D. When configured correctly, ~/.forward can be used to forward each incoming mail to more than one other recipient.

Correct Answer: D

- (Exam Topic 6)
Which configuration file would be edited to change the default options for outbound SSH sessions?

1. A. /etc/ssh/sshd_config
2. B. /etc/ssh/ssh
3. C. /etc/ssh/client
4. D. /etc/ssh/ssh_config
5. E. /etc/ssh/ssh_client

Correct Answer: D

- (Exam Topic 6)
With X11 forwarding in ssh, what environment variable is automatically set in the remote host shell that is not set when X11 forwarding is not enabled? (Specify only the environment variable without any additional commands or values.)
Solution:
DISPLAY, $DISPLAY

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Exam Topic 4)
Which option in the /etc/ntp.conf file specifies an external NTP source to be queried for time information? (Specify ONLY the option without any values or parameters.)
Solution:
server

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A