Free LFCS Exam Braindumps (page: 14)

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Which of the following commands is used to change options and positional parameters for a runningBash?

  1. history
  2. set
  3. bashconf
  4. setsh
  5. envsetup

Answer(s): B



Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.)

  1. 2001:db8::15 www.example.com www
  2. www.example.com www 203.0.13.15
  3. 203.0.113.15 www.example.com www
  4. www.example.com, www 203.0.13.15, 2001:db8::15
  5. 2003.0.113.15, 2001:db8::15 www.example.com www

Answer(s): A,C



What is true regarding the command sendmail?

  1. With any MTA, the sendmail command must be run periodically by the cron daemon.
  2. All MTAs, including Postfix and Exim, provide a sendmail command.
  3. The sendmail command prints the MTAs queue history of which mails have been sent successfully.
  4. It is only available when the sendmail MTA is installed.

Answer(s): B



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

  1. menu.lst, grub.conf, grub.cfg

Answer(s): A






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