Lpi LPI Certifications 117-202 Questions & Answers

• Question 141:

  Which of the following configuration lines will export /usr/local/share/ to nfsclient with read- write access, ensuring that all changes are straight to the disk?

  A. /usr/local/share nfsclient(rw) written

  B. nfsclient: /usr/local/share/:rw,sync

  C. /usr/local/share nfsclient:rw:sync

  D. /usr/local/share nfsclient(rw,sync)

  E. nfsclient(rw,sync) /usr/local/share

  Correct Answer: D

• Question 142:

  Which of the following defines the maximum allowed article size in the configuration file for INN?

  A. limitartsize

  B. artsizelimit

  C. maxartlimit

  D. maxartsize

  E. setartlimit

  Correct Answer: D

• Question 143:

  An SSH port-forwarded connection to the web server www.example.com was invoked using the command ssh -TL 80 :www.example.com:80 [email protected]. Which TWO of the following are correct?

  A. The client can connect to the web server by typing http://www.example.com/ into the browser's address bar and the connection will be encrypted

  B. The client can connect to www.example.com by typing http://localhost/ into the browser's address bar and the connection will be encrypted

  C. The client can't connect to the web server by typing http://www.example.com/ into the browser's address bar. This is only possible using http://localhost/

  D. It is only possible to port-forward connections to insecure services that provide an interactive shell (like telnet)

  E. The client can connect to the web server by typing http://www.example.com/ into the browser's address bar and the connection will not be encrypted

  Correct Answer: BE

• Question 144:

  What must be done on a host to allow a user to log in to that host using an SSH key?

  A. Add their private key to ~/. ssh/authorized_keys

  B. Reference their public key in ~/. ssh/config

  C. Run ssh-agent on that host

  D. Add their public key to ~/. ssh/authorized_keys

  E. Reference their private key in ~/. ssh/config

  Correct Answer: D

• Question 145:

  What is the correct format for an ftpusers file entry?

  A. Use only one username on each line.

  B. Add a colon after each username.

  C. Add a semicolon after each username.

  D. Add ALLOW after each username.

  E. Add DENY after each username.

  Correct Answer: A

• Question 146:

  A system monitoring service checks the availability of a database server on port 5432 of destination.example.com. The problem with this is that the password will be sent in clear text. When using an SSH tunnel to solve the problem, which command should be used?

  A. ssh -1 5432:127.0.0.1:5432 destination.example. com

  B. ssh -L 5432:destination.example.com:5432 127.0.0.1

  C. ssh -L 5432:127.0.0.1:5432 destination.example.com

  D. ssh -x destination.example.com:5432

  E. ssh -R 5432:127.0.0.1:5432 destination.example.com

  Correct Answer: C

• Question 147:

  A user is on holiday for two weeks. Anyone sending an email to that account should receive an autoresponse.

  Which of the following procmail rules should be used, so that all incoming emails are processed by vacation?

  A. :0c: | /usr/bin/vacation nobody

  B. :w | /usr/bin/vacation nobody

  C. :0fc: |/usr/bin/vacation nobody

  D. | /usr/bin/vacation nobody

  E. :> |/usr/bin/vacation nobody

  Correct Answer: A

• Question 148:

  What security precautions must be taken when creating a directory into which files can be uploaded anonymously using FTP?

  A. The directory must not have the execute permission set.

  B. The directory must not have the read permission set.

  C. The directory must not have the read or execute permission set.

  D. The directory must not have the write permission set.

  E. The directory must not contain other directories.

  Correct Answer: B

• Question 149:

  Which file can be used to make sure that procmail is used to filter a user's incoming email?

  A. ${HOME}/.procmail

  B. ${HOME}/.forward

  C. ${HOME}/.bashrc

  D. /etc/procmailrc

  E. /etc/aliases

  Correct Answer: B

• Question 150:

  Which network service or protocol is used by sendmail for RBLs (Realtime Blackhole Lists)?

  A. RBLP

  B. SMTP

  C. FTP

  D. HTTP

  E. DNS

  Correct Answer: E