CompTIA LX0-101 Online Practice Questions and Exam Preparation

CompTIA LX0-101 Online Questions & Answers

• Question 31:

  How can an administrator update a package only if an earlier version is currently installed on the system?

  A. rpm --update rpmname
  B. rpm -U rpmname
  C. rpm -F rpmname
  D. rpm --force rpmname
  E. rpm -u rpmname
  C. rpm -F rpmname

• Question 32:

  Which command lines would an administrator use to restrict the GNU find command to searching a particular number of subdirectories?

  A. -s
  B. -dirmax
  C. --max-dirs
  D. -maxdepth
  D. -maxdepth

• Question 33:

  Which of the following commands is run LAST during boot on a system with quotas enabled?

  A. fsck
  B. mount
  C. quotacheck
  D. quotaon
  D. quotaon

• Question 34:

  Which of the following does the command mount -a do?

  A. It mounts the floppy disk for all users.
  B. It shows all mounted file systems.
  C. It opens /etc/fstab to edit.
  D. It mounts all file systems listed in /etc/fstab.
  D. It mounts all file systems listed in /etc/fstab.

• Question 35:

  Which command will display messages from the kernel that were output during the normal bootup sequence? (Please enter only a single command and do not enter duplicate answers in this field.)

  dmesg /bin/dmesg

• Question 36:

  An administrator has sent their current vi process with a PID of 1423 to the background on the command line. Assuming no other processes are in the background, what single command with no options or parameters will bring the vi process to the foreground?

  %1,FG

• Question 37:

  Which of the following commands will print to standard out only the lines that do not begin with # (pound symbol) in the file foobar?

  A. /bin/grep ^# foobar
  B. /bin/grep -v ^# foobar
  C. /bin/grep #$ foobar
  D. /bin/grep -v #$ foobar
  B. /bin/grep -v ^# foobar

• Question 38:

  What command with all options and/or parameters will send the signal USR1 to any executing process of program apache2?

  KILLALL-SSIGUSR1APACHE2, KILLALL-SUSR1APACHE2, KILLALLSIGUSR1APACHE2, KILLALL-USR1APACHE2

• Question 39:

  Which of the following keys should an administrator press to switch to normal mode in vi?

  A. Alt
  B. Esc
  C. Ctrl
  D. Shift
  B. Esc

• Question 40:

  Bob accidentally created the subdirectory \bobsdir in his home directory. He tried to remove the subdirectory with the command rmdir \bobsfile only to receive the error, "No such file or directory." . Which of the following commands will remove the directory?

  A. rmdir '~bob/\bobsdir'
  B. rmdir "~bob/\bobsdir"
  C. rmdir ~bob/'bobsdir'
  D. rmdir ~bob/\bobsdir
  E. rmdir ~bob/\\bobsdir
  E. rmdir ~bob/\\bobsdir