Lpi 117-102 Online Practice Questions and Exam Preparation

Lpi 117-102 Online Questions & Answers

• Question 531:

  Which of the following could be used to load kernel modules for a 2.4.x kernel?

  A. vi/proc/modules
  B. rmmod
  C. kmod
  D. depmod
  C. kmod

  ---

  In 2.4.x version kernel, kmod command is used to load the modules.

• Question 532:

  Your gateway to the internet is using iptables and NAT to allow your private network to access the Internet. You've verified that the gateway is not set up to block packets, but you need to verify that it is properly masquerading them. Which of the following commands would you use to look at your NAT tables?

  A. iptables -L -n
  B. iptables -t nat -L
  C. iptables -t mangle -L
  D. iptables -t filter -L
  B. iptables -t nat -L

• Question 533:

  What program do you use to suspend a printer queue?

  A. lpr
  B. lpq
  C. lpc
  D. lpd
  E. lprm
  C. lpc

  ---

  The lpc command is used to examine and control the print server operation. The lpc status command displays the administrative status of a print queue. The lpd program caches status and job information in order to improve performance. The lpc flush command will flush the cached information and cause the server to regenerate it. The lpc enable and lpc disable commands enable or disable spooling to the print queue, and the lpc stop and lpc start commands stop and start printing (or transfers) of jobs in the print queue

• Question 534:

  What are reverse DNS entries used for?

  A. Reverse DNS enable diagnostic commands like traceroute to work.
  B. Reverse DNS gives you information about the owner of the DNS entry.
  C. Reverse DNS provides the hostname for a particular numeric IP address.
  D. Reverse DNS provides geographical information about the DNS net location.
  C. Reverse DNS provides the hostname for a particular numeric IP address.

• Question 535:

  What command would rebuild the ld.so.cache file?

  A. ldd
  B. ldconfig
  C. ld.so.cache -rebuild
  D. ld
  B. ldconfig

  ---

  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.

• Question 536:

  What utility examines the object file module_file associated with a kernel module and displays any information that it can glean?

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

  ---

  modinfo extracts information the Linux Kernel modules given on the command line. If the module name is not a filename, then the /lib/modules/version directory is searched, as done by modprobe Syntax: modinfo modulename or filename

  Example:

  modinfo ext3

  Sample output filename: /lib/modules/2.6.9-5.EL/kernel/fs/ext3/ext3.ko author:

  Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and othersdescription:

  Second Extended Filesystem with journaling extensions license: GPL vermagic: 2.6.9-5.EL 686 REGPARM 4KSTACKS gcc-3.4 depends: jbd

• Question 537:

  Type in the name of the samba daemon that is responsible for WINS names resolution.

  nmbd

• Question 538:

  Which one of the following lines would you expect to see in the file /etc/hosts.allow?

  A. in.tftpd: LOCAL
  B. tftp dgram udp wait root /usr/sbin/tcpd in tdtpd
  C. tftp 69/udp
  D. udp 17 UDP
  A. in.tftpd: LOCAL

• Question 539:

  Which of the following protocols uses two different network ports?

  A. NTP
  B. FTP
  C. Rsh
  D. HTTP
  E. Telnet
  B. FTP

• Question 540:

  If the module file name is given without directories or extension, insmod will search for the module in some common default directories. What environment variable can be used to override this:

  MODPATH Answer: modpath

  If the module file name is given without directories or extension, insmod will search for the module in some common default directories. The environment variable MODPATH can be used to override this default. If a module configuration file such as /etc/modules.conf exists, it will override the paths defined in MODPATH.