CompTIA CompTIA Certifications LX0-103 Questions & Answers

• Question 11:

  Which command will display messages from the kernel that were output during the normal boot sequence?

  Correct Answer: Answer: dmesg, /bin/dmesg

• Question 12:

  Which world-writable directory should be placed on a separate partition in order to prevent users from

  being able to fill up the / filesystem? (Specify the full path to the directory.)

  Correct Answer: Answer: /tmp, tmp, /var/tmp, /tmp/, /var/tmp/

• Question 13:

  In which directory must definition files be placed to add additional repositories to yum?

  Correct Answer: Answer: /etc/yum.repos.d, /etc/yum.repos.d/, yum.repos.d, yum.repos.d/

• Question 14:

  What is the name of the main configuration file for GNU GRUB? (Specify the file name only without any

  path.)

  Correct Answer: Answer: menu.lst, grub.conf, grub.cfg

• Question 15:

  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 16:

  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 17:

  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 18:

  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 19:

  Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?

  A. File size

  B. Modify timestamp

  C. Link count

  D. Inode number

  E. Permissions

  Correct Answer: C

• Question 20:

  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