多项选择题

Which of the following objects can be directly referenced by a window object？（）

A. Schedule object
B. Program object
C. Job object
D. Resource plan
E. Resource consumer group

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单项选择题

Which of the following tasks is not performed by the job coordinator？（）

A. Update job log when a job completes
B. Spawn and remove job slaves
C. Write/read job info to/from memory cache
D. Query job table
E. Pass job information to job slaves

单项选择题

Which of the following calendaring syntax expressions would evaluate to the last day of every month？（）

A. FREQ = MONTHLY； BYMONTHDAY = 31
B. FREQ = MONTHLY； BYMONTHDAY = -1
C. FREQ = DAILY； BYDAY = -1
D. FREQ = MONTHLY； BYDAY = 31
E. FREQ = DAILY； BYMONTHDAY = LAST_DAY

单项选择题

Consider the following code snippet：
BEGIN
DBMS_SCHEDULER.SET_ATTRIBUTE （ name => ，，lne_job1， attribute => ，，job_priority， value => 1）；
END；
/
If this code were executed， which of the following statements would be true？（）

A. The priority of the lne_job1 job would be set to 1.
B. The lne_job1 job would be executed synchronously.
C. The lne_job1 job would run immediately in the users current session.
D. The lne_job1 job would retain its current priority.
E. The job will immediately take priority over all running jobs.