645.Which two statements are true about a job chain? (Choose two.)
A.A job chain can contain a nested chain of jobs.
B.The jobs in a job chain cannot have more than one dependency.
C.A job of the CHAIN type can be run using event-based or time-based schedules.
D.The jobs in a job chain can be executed only by using the events generated by the Scheduler
正确答案是AC