Free 102-500 Exam Braindumps (page: 20)

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Which TWO statements about crontab are true?

  1. Every user may have their own crontab.
  2. Changing a crontab requires a reload/restart of the cron daemon.
  3. The cron daemon reloads crontab files automatically when necessary.
  4. hourly is the same as "0 * * * *".
  5. A cron daemon must run for each existing crontab.

Answer(s): A,C



The system's timezone may be set by linking /etc/localtime to an appropriate file in which directory? (Provide the full path to the directory, without any country information)

  1. /usr/share/zoneinfo/

Answer(s): A



The correct crontab entry to execute the script chklog three times per month between 3 p.m. and 5 p.m.:

  1. * 3,4,5 1 * * chklog
  2. 3 3,4,5 1 * * chklog
  3. 3 15,16,17 * * * chklog
  4. 0 15,16,17 1 * * chklog
  5. * 15,16,17 1 * * chklog

Answer(s): D



The ________ command is used to add a group to the system.

  1. groupadd, /usr/sbin/groupadd

Answer(s): A






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