Lpi 101-400 Online Practice Questions and Exam Preparation

Lpi 101-400 Online Questions & Answers

• Question 1:

  Which of the following partition types is used for Linux swap spaces when partitioning hard disk drives?

  A. 82
  B. 83
  C. 8e
  D. fd
  E. 7
  A. 82

• Question 2:

  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. Another file system still contains a symlink to a file inside /mnt.
  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 3:

  Which of the following commands changes the ownership of file.txt to the user dan and the group staff?

  A. chown dan/staff file.txt
  B. chown dan:staff file.txt
  C. chown -u dan -g staff file.txt
  D. chown dan -g staff file.txt
  B. chown dan:staff file.txt

• Question 4:

  When planning a partition scheme, which of the following directories could be considered for separate partitions? (Choose three.)

  A. /etc
  B. /home
  C. /var
  D. /lib
  E. /opt
  B. /home
  C. /var
  E. /opt

• Question 5:

  What command will generate a list of user names from /etc/passwd along with their login shell?

  A. column -s : 1,7 /etc/passwd
  B. chop -c 1,7 /etc/passwd
  C. colrm 1,7 /etc/passwd
  D. cut -d: -f1,7 /etc/passwd
  D. cut -d: -f1,7 /etc/passwd

• Question 6:

  Which of the following commands print the current working directory when using a Bash shell? (Choose two.)

  A. echo "${PWD}"
  B. echo "${WD}"
  C. pwd
  D. printwd
  E. echo "${pwd}"
  A. echo "${PWD}"
  C. pwd

• Question 7:

  Which of the following command sets the Bash variable named TEST with the content FOO?

  A. set TEST="FOO"
  B. TEST = "FOO"
  C. var TEST="FOO" D. TEST="FOO"
  D

• Question 8:

  In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)

  A. cat /proc/self/mounts
  B. free
  C. mount
  D. lsmounts
  E. cat /proc/filesystems
  A. cat /proc/self/mounts
  C. mount

• Question 9:

  Which of the following commands enables the setuid (suid) permission on the executable /bin/foo?

  A. chmod 1755 /bin/foo
  B. chmod 4755 /bin/foo
  C. chmod u-s /bin/foo
  D. chmod 755+s /bin/foo
  B. chmod 4755 /bin/foo

• Question 10:

  When running the command

  sed -e "s/a/b/" /tmp/file >/tmp/file

  While /tmp/file contains data, why is /tmp/file empty afterwards?

  A. The file order is incorrect. The destination file must be mentioned before the command to ensure redirection.
  B. The command sed did not match anything in that file therefore the output is empty.
  C. When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens it for reading.
  D. Redirection for shell commands do not work using the > character. It only works using the | character instead.
  C. When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens it for reading.