Lpi LPI Certifications 101-400 Questions & Answers

• Question 51:

  What do the permissions -rwSr-xr-x mean for a binary file when it is executed as a command?

  A. The command is SetUID and it will be executed with the effective rights of the owner.

  B. The command will be executed with the effective rights of the group instead of the owner.

  C. The execute flag is not set for the owner. Therefore the SetUID flag is ignored.

  D. The command will be executed with the effective rights of the owner and group.

  Correct Answer: C

• Question 52:

  Which of the following commands can be used to display the inode number of a given file?

  A. inode

  B. ls

  C. ln

  D. cp

  Correct Answer: B

• Question 53:

  Which of the following commands shows the definition of a given shell command?

  A. where

  B. stat

  C. type

  D. case

  Correct Answer: C

• Question 54:

  Which of the following commands set the sticky bit for the directory /tmp? (Choose TWO correct answers.)

  A. chmod +s /tmp

  B. chmod +t /tmp

  C. chmod 1775 /tmp

  D. chmod 4775 /tmp

  E. chmod 2775 /tmp

  Correct Answer: BC

• Question 55:

  What does the command mount -a do?

  A. It mounts all available filesystems onto the current directory.

  B. It shows all mounted filesystems.

  C. It mounts all user mountable filesystems for the current user.

  D. It mounts all filesystems listed in /etc/fstab which have the option auto set.

  E. It mounts all filesystems listed in /etc/fstab which have the option noauto set.

  Correct Answer: D

• Question 56:

  Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended partition? (Choose TWO correct answers.)

  A. FIND

  B. ID

  C. LABEL

  D. NAME

  E. UUID

  Correct Answer: CE

• Question 57:

  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.

  Correct Answer: B

• Question 58:

  Which of the following Linux filesystems preallocates a fixed number of inodes at the filesystem's make/creation time and does NOT generate them as needed? (Choose TWO correct answers.)

  A. ext3

  B. JFS

  C. ext2

  D. XFS

  E. procfs

  Correct Answer: AC

• Question 59:

  What is the purpose of the Filesystem Hierarchy Standard?

  A. It is a security model used to ensure files are organized according to their permissions and accessibility.

  B. It provides unified tools to create, maintain and manage multiple filesystems in a common way.

  C. It defines a common internal structure of inodes for all compliant filesystems.

  D. It is a distribution neutral description of locations of files and directories.

  Correct Answer: D

• Question 60:

  Which of the following commands will change the quota for a specific user?

  A. edquota

  B. repquota

  C. quota -e

  D. quota

  Correct Answer: A