CompTIA LX0-101 Online Practice Questions and Exam Preparation

CompTIA LX0-101 Online Questions & Answers

• Question 101:

  Which of the following commands will print a list of usernames (first column) and their corresponding user id (uid, third column) from /etc/passwd?

  A. cut -d: -f1,3 /etc/passwd
  B. chop -c 1,3 /etc/passwd
  C. tac 1-3 /etc/passwd
  D. fmt -u /etc/passwd
  A. cut -d: -f1,3 /etc/passwd

• Question 102:

  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 103:

  Which of the following commands will uninstall a package but leave its configuration files in case a package is re-installed?

  A. None, no command will do this.
  B. dpkg -s pkgname
  C. dpkg -L pkgname
  D. dpkg -P pkgname
  E. dpkg -r pkgname
  E. dpkg -r pkgname

• Question 104:

  Which of the following commands will change all CR-LF pairs in an imported text file, userlist.txt, to Linux standard LF characters and store it as newlist.txt?

  A. tr '\r\n' '' < userlist.txt > newlist.txt
  B. tr -c '\n\r' '' < newlist.txt > userlist.txt
  C. tr -d '\r' < userlist.txt > newlist.txt
  D. tr '\r' '\n' userlist.txt newlist.txt
  E. tr -s '^M' '^J' userlist.txt newlist.txt
  C. tr -d '\r' < userlist.txt > newlist.txt

• Question 105:

  Given the following output: prompt> myapp [1]+ Stopped myapp prompt> Which of the following commands will resume executing the stopped process while allowing the user to continue to type commands at the command prompt?

  A. bg myapp
  B. continue myapp
  C. exec myapp
  D. fg myapp
  E. myapp and
  A. bg myapp

• Question 106:

  Which of the following is the default process priority when a process is started using the nice command?

  A. -10
  B. 10
  C. 20
  B. 10

• Question 107:

  How does an administrator get a list of files that have been installed from a dpkg package?

  A. dpkg -l pkgname
  B. dpkg -C pkgname
  C. dpkg -s pkgname
  D. dpkg -S pkgname
  E. dpkg -L pkgname
  E. dpkg -L pkgname

• Question 108:

  Which of the following commands can be used to instruct the init process to switch runlevels? (Select TWO).

  A. telinit
  B. initctl
  C. init
  D. reinit
  E. runlevel
  A. telinit
  C. init

• Question 109:

  For which of the following can the tee command be used?

  A. Print the contents of a file in reverse order.
  B. Use the output of one command as arguments to another.
  C. Add line numbers to the output of a command.
  D. Pipe the output of one command into the input of another.
  E. Send a command's output to stdout and a to file at the same time.
  E. Send a command's output to stdout and a to file at the same time.

• Question 110:

  Which command is used to enable disk quotas on a particular filesystem? (Provide only the command, with no options or parameters)

  /SBIN/QUOTAON,QUOTAON