Lpi 102-400 Online Practice Questions and Exam Preparation

Lpi 102-400 Online Questions & Answers

• Question 111:

  What is the purpose of a screen reader?

  A. It reads text displayed on the screen to blind or visually impaired people.
  B. It reads the parameters of the attached monitors and creates an appropriate X11 configuration.
  C. It displays lines and markers to help people use speed reading techniques.
  D. It manages and displays files that contain e-books.
  A. It reads text displayed on the screen to blind or visually impaired people.

• Question 112:

  What is true regarding the command sendmail?

  A. With any MTA, the sendmail command must be run periodically by the cron daemon.
  B. All MTAs, including Postfix and Exim, provide a sendmail command.
  C. The sendmail command prints the MTAs queue history of which mails have been sent successfully.
  D. It is only available when the sendmail MTA is installed.
  B. All MTAs, including Postfix and Exim, provide a sendmail command.

• Question 113:

  Which of the following is true about IPv6?

  A. With IPv6, the TCP port numbers of most services have changed.
  B. IPv6 no longer supports broadcast addresses.
  C. IPv4 addresses can be used without any change with IPv6.
  D. IPv6 no longer supports multicast addresses.
  E. For IPv6, UDP and TCP have been replaced by the Rapid Transmission Protocol RTP.
  B. IPv6 no longer supports broadcast addresses.

• Question 114:

  What is the difference between the commands test -e path and test -f path?

  A. They are equivalent options with the same behaviour.
  B. The -f option tests for a regular file. The -e option tests for an empty file.
  C. Both options check the existence of the path. The -f option also confirms that it is a regular file.
  D. The -f option tests for a regular file. The -e option tests for an executable file.
  C. Both options check the existence of the path. The -f option also confirms that it is a regular file.

• Question 115:

  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.
  D. It queries the mail queue of the local MTA.

• Question 116:

  Which command is used to sync the hardware clock to the system clock? (Specify ONLY the command without any path or parameters.)

  hwclock, /sbin/hwclock, /usr/sbin/hwclock

• Question 117:

  Given the following routing table:

  

  How would an outgoing packet to the destination 192.168.2.150 be handled?

  A. It would be passed to the default router 192.168.178.1 on wlan0.
  B. It would be directly transmitted on the device eth0.
  C. It would be passed to the default router 255.255.255.0 on eth0.
  D. It would be directly transmitted on the device wlan0.
  E. It would be passed to the router 192.168.1.1 on eth0.
  E. It would be passed to the router 192.168.1.1 on eth0.

• Question 118:

  Why is the correct configuration of a system's time zone important?

  A. Because the conversion of Unix timestamps to local time relies on the time zone configuration.
  B. Because the time zone is saved as part of the modification times of files and cannot be changed after a file is created.
  C. Because the environment variables LANG and LC_MESSAGES are, by default, set according to the time zone.
  D. Because NTP chooses servers nearby based on the configured time zone.
  A. Because the conversion of Unix timestamps to local time relies on the time zone configuration.

• Question 119:

  Where are user specific crontabs stored?

  A. In the database file /etc/crontab.db which is shared by all users.
  B. As individual per-user files within /var/spool/cron.
  C. As individual per-user files in /etc/cron.user.d.
  D. In the .crontab file in the user's home directory.
  E. In the file /var/cron/user-crontab which is shared by all users.
  B. As individual per-user files within /var/spool/cron.

• Question 120:

  Which of the following are tasks handled by a display manager like XDM or KDM? (Choose TWO correct answers.)

  A. Start and prepare the desktop environment for the user.
  B. Configure additional devices like new monitors or projectors when they are attached.
  C. Handle the login of a user.
  D. Lock the screen when the user was inactive for a configurable amount of time.
  E. Create an X11 configuration file for the current graphic devices and monitors.
  A. Start and prepare the desktop environment for the user.
  C. Handle the login of a user.