Which of the following crontab entries could be used to set the system time at regular intervals?

Question

Options

• A1 0 * * * date $d $t $24
• B1 0 * * * settime $d $t $24
• C1 0 * * * date<ntp1.digex.net
• D1 0 * * * /usr/sbin/runcron date <ntp1.digex.net
• E1 0 * * * /usr/sbin/ntpdate ntp1.digex.net > /dev/null 2>&1

• A
  14% (4)
• B
  3% (1)
• C
  3% (1)
• D
  7% (2)
• E
  72% (21)

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