CompTIA CompTIA Linux+ LX0-102 Questions & Answers

• Question 161:

  Which of the following statements about crontab are true? (Select TWO).

  A. Every user may have their owncrontab.

  B. Changing a crontab requires a reload/restart of the cron daemon.

  C. The cron daemon reloads crontab files automatically when necessary.

  D. hourly is the same as "0 * * * *".

  E. A cron daemon must run for each existing crontab.

  Correct Answer: AC

• Question 162:

  Which of the following commands is used to deactivate a network interface?

  A. ifdown

  B. ipdown

  C. net

  D. netdown

  Correct Answer: A

• Question 163:

  Which of the following bash option will prevent an administrator from 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

  Correct Answer: C

• Question 164:

  All of the following are Mail Transport Agents EXCEPT:

  A. exim

  B. postfix

  C. sendmail

  D. qmail

  E. mail

  Correct Answer: E

• Question 165:

  Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services?

  A. tcpd

  B. inetd

  C. fingerd

  D. mountd

  E. xinetd

  Correct Answer: A

• Question 166:

  Which of the following lines from /etc/X11/xorg.conf indicates that fonts can be found on a font server?

  A. FontPath= server

  B. Fonts "unix/:7100"

  C. FontPath "unix/:7100"

  D. Fonts= server

  E. Fontserver = "servername"

  Correct Answer: C

• Question 167:

  The files in the /etc/skel directory are used by the:

  A. pwconv command

  B. pwunconv command

  C. useradd command

  D. passwd command

  Correct Answer: C

• Question 168:

  Which of the following SQL statements will select the fields name and address from the contacts table?

  A. SELECT (name, address) FROM contacts;

  B. SELECT (name address) FROM contacts; C. SELECT name, address FROM contacts;

  D. SELECT name address FROM contacts;

  Correct Answer: C

• Question 169:

  Which of the following configuration files would an administrator edit to change default options for outbound ssh sessions?

  A. /etc/ssh/sshd_config

  B. /etc/ssh/ssh

  C. /etc/ssh/client

  D. /etc/ssh/ssh_config

  E. /etc/ssh/ssh_client

  Correct Answer: D

• Question 170:

  Which of the following is pool.ntp.org?

  A. A deprecated feature for maintaining system time in the Linux kernel.

  B. A website which provides binary and source packages for the OpenNTPD project.

  C. A virtual cluster of various timeservers.

  D. A community website used to discuss the localization of Linux.

  Correct Answer: C