单项选择题
Which of the following is true about job chains？（）
A. They consist of one or more Scheduler programs.
B. They are used to implement dependency scheduling.
C. They are used to implement time-based scheduling.
D. They are used to implement event-based scheduling.
E. None of the above.
相关考题
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单项选择题
Ifajobreferencesaschedulethathasbeendisabled，whatwillbetheresult？（）
A. The job will be automatically disabled.
B. The job will never execute.
C. The job will attempt to execute but will fail.
D. The job will inherit the DEFAULT_SCHEDULE schedule.
E. A schedule object cannot be disabled. -
单项选择题
WhatisthedangerassociatedwithstoppingarunningjobbyusingtheSTOP_JOBprocedure？（）
A. The job will need to be reenabled before it will execute again.
B. The job may hold locks on objects referenced within it.
C. All jobs within the job group will also be stopped.
D. The job may leave data in an inconsistent state.
E. There is no danger in using the STOP_JOB procedure. -
多项选择题
WhichofthefollowingSchedulerelementsencourageobjectreuse？（）
A. Schedule objects
B. Program arguments
C. Job classes
D. Job arguments
E. All of the above
