Lpi 117-102 Online Practice Questions and Exam Preparation

Lpi 117-102 Online Questions & Answers

• Question 251:

  While checking your security, you discover that you can connect to one of the machines on the network via port 23. What should you do to the network service on this machine?

  A. Deactivate it, you don't need a SMTP server there.
  B. Deactivate it, you should not use TELNET.
  C. Leave active, SSH is safe.
  D. Deactivate it, you don't need a FTP server there.
  B. Deactivate it, you should not use TELNET.

• Question 252:

  Your senior system administrator asked you to edit the /etc/inetd.conf file in order to disable the time service. After doing so, what would be the next thing to do?

  A. Reboot the machine
  B. Restart the inetd
  C. Find the PID of inetd and kill it with kill -15
  D. Find the PID of inetd and send it a SIGHUP
  D. Find the PID of inetd and send it a SIGHUP

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  Reference: http://www.faqs.org/docs/securing/chap5sec36.html

• Question 253:

  The normal use of depmod is to include which of the following lines in one of the files in /etc/rc.d so the correct module dependencies will be available after booting the system?

  A. /sbin/depmod -a
  B. /sbin/depmod -p
  C. /sbin/depmod -r
  D. /sbin/depmod -c
  A. /sbin/depmod -a

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  As described by http:// www.oreillynet.com/linux/cmd/d/depmod.html, depmod creates a dependency file for the modules given on the command line. This dependency file can be used by modprobe to automatically load the relevant modules. The normal use of depmod is to include the line /sbin/depmod -a in one of the files in / etc/rc.d so the correct module dependencies will be available after booting the system.

• Question 254:

  You build and configured a bastion host to act as a router between two internal networks. Both eth0 and eth1 can see hosts on their respective networks, but the hosts on each network cannot see any hosts on the other network. After verifying that the hosts have the correct gateway route, you decide the bastion host does not have IP forwarding turned on. To check this cat the file /proc/sys/net/ipv4/ _______ to ensure it has a 1.

  ip_forward

• Question 255:

  Which of the following commands installs a loadable module in the running kernel?

  A. insmod
  B. depmod
  C. modprobe
  D. setmod
  A. insmod

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  insmod installs a loadable module in the running kernel. It tries to link a module into the running kernel by resolving all symbols from the kernel's exported symbol table.

• Question 256:

  Rate this comment:

  The "root" account has no security restrictions imposed upon it.

  A. True
  B. False
  A. True

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  When using this account it is crucial to be as careful as possible. The "root" account has no security restrictions imposed upon it. This means it is easy to perform administrative duties without hassle. However, the system assumes you know what you are doing, and will do exactly what you request -- no questions asked. Therefore it is easy, with a mistyped command, to wipe out crucial system files.

• Question 257:

  To produce a compiled kernel with slightly better than standard compression, type the command with and any options and arguments to accomplish just the compilation.

  make bzImage

• Question 258:

  You are running an email server configured with the default settings. In which directory will you find the delivered mail for the user foo?

  A. /var/spool/mail
  B. /home/foo/mail
  C. /var/mail/spool
  D. /var/users/mail
  B. /home/foo/mail

• Question 259:

  X is running okay but you're concerned that you may not have the right color depth set. What single command will show you the running color depth while in X?

  A. xcd
  B. xcdepth
  C. xwininfo
  D. xcolordepth
  E. cat /etc/X11
  C. xwininfo

• Question 260:

  For accessibility assistance, which of the following programs is an on-screen keyboard?

  A. xkb
  B. atkb
  C. GOK
  D. xOSK
  C. GOK