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多項選擇題

Which three statements are true regarding persistent lightweight jobs?()

A. Persistent lightweight jobs modify several tables in the data dictionary to generate a lot of redo.
B. The user cannot set privileges on persistent lightweight jobs.
C. Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time.
D. Persistent lightweight jobs are useful when users need to create a small number of jobs that run infrequently.
E. The use of a template is mandatory to create persistent lightweight jobs.

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