Lpi Lpic Level 2 202-450 Questions & Answers

• Question 11:

  Which of the following statements allow the logical combinations of conditions in Sieve filters? (Choose two.)

  A. allof

  B. anyof

  C. noneof

  D. and

  E. or

  Correct Answer: AE

  Reference: https://kb.vircom.com/kbase/redirfile.asp?id=581andSID=

• Question 12:

  Which of the following commands displays an overview of the Postfix queue content to help identify remote sites that are causing excessive mail traffic?

  A. mailtraf

  B. queuequery

  C. qshape

  D. postmap

  E. poststats

  Correct Answer: C

  Reference: https://easyengine.io/tutorials/mail/postfix-queue/

• Question 13:

  What is the purpose of DANE?

  A. Verify the integrity of name information retrieved via DNS.

  B. Allow secure dynamic DNS updates.

  C. Invalidate name information stored on caching name servers to speed up DNS updates.

  D. Discover which servers within a DNS domain offer a specific service.

  E. Provide a way to verify the association of X 509 certificates to DNS host names.

  Correct Answer: E

  Reference: https://wiki.archlinux.org/index.php/DANE

• Question 14:

  Which of these tools provides DNS information in the following format?

  

  A. dig

  B. nslookup

  C. host

  D. named-checkconf

  E. named-checkzone

  Correct Answer: B

• Question 15:

  Which rdnc sub command can be used in conjunction with the name of a zone in order to make BIND reread the content of the specific zone file without reloading other zones as well?

  A. lookup

  B. reload

  C. fileupdate

  D. reread

  E. zoneupdate

  Correct Answer: AC

• Question 16:

  A zone file contains the following lines:

  

  and is included in the BIND configuration using this configuration stanza:

  

  Which problem is contained in this configuration?

  A. The zone statement is the BIND configuration must contain the cross-zone-data yes; statement.

  B. The zone cannon contain records for a name which is outside the zone's hierarchy.

  C. The $ORIGIN declaration cannot be used in zone files that are included for a specific zone name in the BIND configuration.

  D. An A record cannot contain an IPv4 address because its value is supposed to be a reverse DNS name.

  E. Names of records in a zone file cannot be fully qualified domain names.

  Correct Answer: C

• Question 17:

  After running ssh-keygen and accepting the default values, which of the following files are changed or created? (Choose two.)

  A. ~/.ssh/id_rsa.key

  B. ~/.ssh/id_rsa.pub

  C. ~/.ssh/id_rsa.prv

  D. ~/.ssh/id_rsa.crt

  E. ~/.ssh/id_rsa

  Correct Answer: BE

  Reference: https://www.ssh.com/ssh/keygen/

• Question 18:

  Which of the following OpenVPN configuration options makes OpenVPN forward network packets between VPN clients itself instead of passing the packets on to the Linux host which runs the OpenVPN server for further processing?

  A. inter-client-traffic

  B. client-to-client

  C. client-router

  D. client-pass

  E. grant-client-traffic

  Correct Answer: B

• Question 19:

  Which netfilter table contains built-in chains called INPUT, OUTPUT and FORWARD?

  A. ipconn

  B. filter

  C. nat

  D. default

  E. masq

  Correct Answer: B

  Reference: http://shorewall.org/NetfilterOverview.html

• Question 20:

  Which of the following information has to be submitted to a certification authority in order to request a web server certificate?

  A. The web server's private key.

  B. The IP address of the web server.

  C. The list of ciphers supported by the web server.

  D. The web server's SSL configuration file.

  E. The certificate signing request.

  Correct Answer: E

  Reference: https://help.ubuntu.com/lts/serverguide/certificates-and-security.html.en