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In your production database there is a job, CALC_STAT, which has been scheduled to run every Friday at 5:00 p.m. CALC_STAT updates the optimizer statistics for the objects owned by the APPS schema. You want the task to be generic, thereby allowing users to modify the attributes of the task at run time without affecting the original task.
Which component of Oracle Scheduler must you define to achieve this?()

A.Window
B.Program
C.Job class
D.Window group

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Your business has departmental reports that are generated every day. Each department must use the same set of queries, but accesses a different subset of data in the tables, depending on which department generates the report. The format of the reports is being developed; currently, the format changes daily. 
How would you configure the database to ensure that each department generates its report (based on its target data) using the most recent report format every day?()

A.by having each user run the report generation procedure at the scheduled time, supplying the necessary input variables
B.by creating a program using DBMS_JOB that accepts one or more variables, and creating a job that calls this program using DBMS_JOB
C.by having each user schedule a job using DBMS_JOB that accepts one or more input variables and calls a procedure that generates the report
D.by having each user create a job using DBMS_SCHEDULER that includes all the information and commands necessary to generate the report
E.by creating a program using DBMS_SCHEDULER that accepts one or more variables, and creating a job that calls this program using DBMS_SCHEDULER

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