CompTIA LX0-102 Online Practice Questions and Exam Preparation

CompTIA LX0-102 Online Questions & Answers

• Question 171:

  Which of the following commands will print the exit value of the previous command to the screen in bash?

  A. echo $?
  B. echo $#
  C. echo $exit
  D. echo $status
  E. echo $and}
  A. echo $?

• Question 172:

  Which of the following is the purpose of the dig command?

  A. To adjust a directory's hidden permissions
  B. To search for files on the filesystem
  C. To adjust a file's hidden permissions
  D. To perform hostname lookups
  E. To ping all known hosts on the current subnet
  D. To perform hostname lookups

• Question 173:

  After configuring printing on a Linux server, the administrator sends a test file to one of the printers and it fails to print. What command can be used to print the status of the printer's queue? (Provide only the command, without any options or parameters).

  /USR/BIN/LPQ

• Question 174:

  In anxinetdconfig file, what attribute specifies the network address that will be used to offer the service?

  (Please enter only one answer and do not enter duplicate answers in this field.)

  INTERFACE

• Question 175:

  On a system using shadowed passwords, the correct permissions for /etc/passwd are ___ and the correct permissions for /etc/shadow are ___.

  A. -rw-r-----, -r-------
  B. -rw-r--r--, -r--r--r-
  C. -rw-r--r--, -r-------
  D. -rw-r--rw-, -r-----r-
  E. -rw-------, -r-------
  C. -rw-r--r--, -r-------

• Question 176:

  Which crontab entry could be used to set the system time at regular intervals?

  A. 1 0 * * * date $d $t $24
  B. 1 0 * * * ntpdate ntp1.digex.net
  C. 1 0 * * * date ntp1.digex.net
  D. 1 0 * * * runcron date ntp1.digex.net
  E. 1 0 * * * settime $d $t $24
  B. 1 0 * * * ntpdate ntp1.digex.net

• Question 177:

  An administrator wants to temporarily prevent users from logging in. Please complete the following commanD. touch /etc/______

  NOLOGIN