Lpi LPI Certifications 201-450 Questions & Answers

• Question 61:

  Which of the following commands will securely copy the directory ./fyf/ to /var/tmp/ on the remote host deltaur using the remote user account kevin?

  A. rsync -a -e ssh kevin@deltaur:/var/tmp/ fyf/

  B. rsync -a -u kevin -e ssh fyf/ deltaur:/var/tmp/

  C. rsync -a -u kevin -e ssh deltaur:/var/tmp/ fyf/

  D. rsync -a -e ssh fyf/ kevin@deltaur:/var/tmp/

  Correct Answer: D

• Question 62:

  Which of the following commands will erase the contents of the /dev/sdb3 partition?

  A. rm /dev/sdb3

  B. dd if=/dev/zero of=/dev/sdb3

  C. dd of=/dev/zero if=/dev/sdb3

  D. umount /dev/sdb3

  Correct Answer: B

• Question 63:

  Which one of these directories should not be backed up?

  A. /backup

  B. /etc

  C. /opt

  D. /proc

  E. /var/log

  Correct Answer: D

• Question 64:

  The following command has just been run successfully: cd /opt; tar xvf /dev/nst0;

  What will happen if the command sequence is run again?

  A. An error saying that there is no tape present is generated because the tape has been ejected after being used.

  B. The contents of /opt will be restored again.

  C. The entire contents of /opt will be replaced with the contents of the next file on the tape.

  D. The contents of /opt will have additional content added from the next file on the tape.

  Correct Answer: D

• Question 65:

  When a makefile is included in a source code package, what are commonly defined targets in the file?

  A. CFLAGS, CPPFLAGS, LIBS, LDFLAGS

  B. clean, install, uninstall

  C. PATHS, DESTDIR, LIBS, LDFLAGS

  D. prefix, exec_prefix, bindir, mandir

  Correct Answer: B

• Question 66:

  What does the -p3 option to the patch command do?

  A. It will strip off path information from each file mentioned in the patch file up to and including the third / character.

  B. patch continues execution as long as there are three or fewer errors.

  C. It instructs patch to look up to three lines of context before or after the declared line in the original file for a match.

  D. patch will keep three previous versions of each file in the output to prevent loss of change history.

  E. It instructs patch to conform more strictly to the POSIX standard.

  Correct Answer: A

• Question 67:

  Which of the following wireless tools can be used to check the wireless network link quality? (Choose TWO correct answers.)

  A. iwconfig

  B. iwlink

  C. iwscan

  D. iwifi

  E. iw

  Correct Answer: AE

• Question 68:

  What should be done after updating the configuration file for syslogd in order to make the changes become effective? (Choose TWO correct answers.)

  A. No action is required, syslogd will notice the updated configuration file after a few minutes.

  B. Send the HUP signal to the syslogd process.

  C. Restart the syslogd service.

  D. Run the command syslogd -u.

  Correct Answer: BC

• Question 69:

  The following is an excerpt from the output of tcpdump -nli eth1 'udp':

  13:03:17.277327 IP 192.168.123.5.1065 > 192.168.5.112.53: 43653+ A? lpi.org. (25)

  13:03:17.598624 IP 192.168.5.112.53 > 192.168.123.5.1065: 43653 1/0/0 A 198.51.100.42 (41)

  Which network service or protocol was used?

  A. FTP

  B. HTTP

  C. SSH

  D. DNS

  E. DHCP

  Correct Answer: D

• Question 70:

  Which of the following files will be looked for and used by GNU make, if one of them exists, unless a different file is specified on the command line when trying to compile software from source code? (Choose TWO correct answers.)

  A. configure

  B. config.h.in

  C. makefile

  D. Makefile

  E. Makefile.in

  Correct Answer: CD