Lpi 101-350 Online Practice Questions and Exam Preparation

Lpi 101-350 Online Questions & Answers

• Question 101:

  Which command displays the contents of the Kernel Ring Buffer on the command line? (Provide only the command name without any options or path information)

  A. dmesg
  B. /bin/dmesg
  A. dmesg
  B. /bin/dmesg

• Question 102:

  Select the line that best represents what permissions the /etc/passwd file should have.

  A. -rw------- 1 root root 531 Jun 5 22:45 /etc/passwd
  B. -rw-r--r-- 1 root root 531 Jun 5 22:45 /etc/passwd
  C. -rw-r--r-- 1 1 1 531 Jun 5 22:45 /etc/passwd
  D. all answers listed are not correct
  E. all answers listed are correct
  B. -rw-r--r-- 1 root root 531 Jun 5 22:45 /etc/passwd

• Question 103:

  What command line redirection characters instruct the shell to read from the current input source until a specific word, on a separate line and without any trailing spaces, is reached?

  C. !<
  D. and<
  A

• Question 104:

  After running the command umount /mnt, the following error message is displayed:

  umount: /mnt: device is busy.

  What is a common reason for this message?

  A. The kernel has not finished flushing disk writes to the mounted device.
  B. A user has a file open in the /mnt directory.
  C. The previous rm command has not finished.
  D. The files in /mnt have been scanned and added to the locate database.
  E. The kernel thinks that a process is about to open a file in /mnt for reading.
  B. A user has a file open in the /mnt directory.

• Question 105:

  Which command will convert all tab characters in a file to spaces and print that to standard out?

  A. convert
  B. expand
  C. retab
  D. untab
  B. expand

• Question 106:

  To ensure that a running process continues to execute after you log out, the process should be started with what command?

  A. live
  B. nohup
  C. saferun
  D. sh
  B. nohup

• Question 107:

  What is the purpose of the and character at the end of a command line?

  A. It causes standard error to be unbuffered.
  B. It causes the command to be run in the background of the current shell.
  C. It puts the command under the job control facilities of the current shell.
  D. It causes the command to be run as a child of the initial login shell of the user.
  B. It causes the command to be run in the background of the current shell.

• Question 108:

  Which of the following commands can be used to perform a full text search on all available packages on a Debian system?

  A. apt
  B. apt-cache
  C. apt-get
  D. apt-search
  E. dpkg
  B. apt-cache

• Question 109:

  What is the process ID number of the init program?

  A. -1
  C. 1
  D. It is different with each reboot.
  E. It is set to the current run level.
  C. 1

• Question 110:

  To change the priority of a running process, you use the ____ command. (Specify command only with no options.)

  A. renice
  B. /usr/bin/renice
  A. renice
  B. /usr/bin/renice