A user wants to run a batch job repetitively, but requires that each invocation starts five hours after the previous run finishes. What strategy will accomplish this?

Question

Options

• ACreate a wrapper script that launches the job in the background and then sleeps for the designated
• BSubmit the job with 'at', using the average run time of the job plus five hours as the interval.
• CAdd an entry to the crontab to submit the job every five hours.
• DCreate a file containing the job commands, using the 'at' command as the final line of the file.

• A
  2% (1)
• B
  5% (3)
• C
  9% (5)
• D
  84% (49)

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