Lpi 117-102 Online Practice Questions and Exam Preparation

Lpi 117-102 Online Questions & Answers

• Question 581:

  What file should be edited to make the system aware of newly added library files?

  A. /etc/modules.conf
  B. /etc/conf.modules
  C. /etc/ld.so.conf
  D. /etc/ld.so.cache
  E. /etc/LD_LIBRARY_PATH.conf
  C. /etc/ld.so.conf

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  ldconfig creates the necessary links and cache to the most recent shared libraries found in the directories specified on the command line, in the file /etc/ld.so.conf, and in the trusted directories (/lib and /usr/lib). The cache is used by the runtime linker, ld.so or ld-linux.so. ldconfig checks the header and file names of the libraries it encounters when determining which versions should have their links updated. Some files: /lib/ld.so run-time linker/loader /etc/ld.so.conf File containing a list of colon, space, tab, newline, or comma spearated directories in which to search for libraries. /etc/ld.so.cache File containing an ordered list of libraries found in the directories specified in /etc/ld.so.conf

• Question 582:

  According to the FHS, where are user mailboxes kept? Assume that mail is not being delivered to somewhere in their home directories.

  A. /var/spool
  B. /etc/mail
  C. /var/mail
  D. /usr/mail
  C. /var/mail

• Question 583:

  Which configuration file does sudo read when determining if a user is permitted to run applications with root privileges?

  A. /etc/groups
  B. /etc/passwd
  C. /etc/sudoers
  D. /etc/sudo.conf
  C. /etc/sudoers

• Question 584:

  In what file do you change default shell variables for all users?

  A. /etc/bashrc
  B. /etc/profile
  C. ~/.bash_profile
  D. /etc/skel/.bashrc
  E. /etc/skel/.bash_profile
  A. /etc/bashrc

• Question 585:

  Which of the following is not a valid make command during a kernel recompile?

  A. make dep
  B. make clean
  C. make xconfig
  D. make modules
  E. make gzlilo
  E. make gzlilo

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  We are now (finally) ready to start the actual kernel build. At the prompt type: makebzImage Somecomputerswon'tworkwith'makebzImage',eitherduetohardware problemsorveryoldversionsofliloorloadlin.If your kernel image is small,you mayuse'make zImage','make zdisk',or'make zlilo' on the sesystems Steps to recompile the Kernel

  1. cd /usr/src2. bzcat linux-2.4.17.tar.bz | tar xvf -3. cd linux

  4. make config | make menuconfig | make xconfig5. make dep6. make clean7. make bzImage8. make modules (if modular kernel)9. make modules_install (if modular kernel)10. cp System.map /boot/ System.map- 2.4.17

  11. cp arch/i386/boot/bzImage /boot/vmlinuz-2.4.1712. cp .config /boot/config- 2.4.17

  13. mkinitrd /boot/initrd- # Depending on kernel configuration14. Update LILO or GRUB15. Reboot into new kernel

• Question 586:

  What command is used to hold keys during a login session to be used for automatic authentication while logging in to other machines using ssh?

  A. sshd
  B. ssh-agent
  C. ssh-keygen
  D. ssh-add
  B. ssh-agent

• Question 587:

  You are using iptables to protect your private network but allow it to access the Internet. What command do you run to view the current list of rules for masquerading?

  A. iptables -L masquerade
  B. iptables -t filter -L
  C. iptables -t block -L
  D. iptables -t nat -L
  D. iptables -t nat -L

• Question 588:

  The ________ file contains the system default options for the PPP daemon.

  /etc/ppp/options

• Question 589:

  What command will set a regular users password to force changing it every 60 days? Choose all that apply.

  A. passwd -x 60 user1
  B. chage -M 60 user1
  C. passwd +x 60 user1
  D. useradd -e 60 user1
  E. usermod -f 60 user1
  A. passwd -x 60 user1
  B. chage -M 60 user1

• Question 590:

  If your new kernel does not behave normally after a routine kernel upgrade, chances are that you forgot to _______ before compiling the new kernel.

  A. make clean
  B. make shot
  C. make clear
  D. make remove
  A. make clean

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  If your new kernel does really weird things after a routine kernel upgrade, chances are you forgot to make clean before compiling the new kernel. Symptoms can be anything from your system outright crashing, strange I/O problems, to crummy performance. Make sure you do a make dep, too.