单项选择题
Which of the following does the recover command not do？（）
A. Restore archived redo logs.
B. Apply archived redo logs.
C. Restore incremental backups.
D. Apply incremental backups.
E. Restore datafile images.
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相关考题
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多项选择题
Whichofthefollowingarevaliduntilcommandoptionswhenattemptingpoint-in-timerecoveryinRMAN？（）
A. until time
B. until change
C. until sequence
D. until SCN
E. until commit -
单项选择题
What happens if you shutdown abort ASM instance?（）
A. The RDBMSs connected will shutdown abort too
B. CLUSTER SERVICE will shutdown
C. ASM wil do instance recovery after startup -
单项选择题
While tuning a SQL statement, the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation?（）
A. It updates the existing SQL profiles with current statistics.
B. It makes the statistics information available to GATHER_STATS_JOB
C. It initiates the statistics collection process by running GATHER_STATS_JOB
D. It logs a warning message in the alert log so that the DBA can perform statistics collection manually.
