多项选择题
Which operation requires that you create an auxiliary instance manually before executing the operation？（）
A. Backup-based database duplication.
B. Active database duplication.
C. Tablespace point-in-time recovery.
D. No operation requires the creation of an auxiliary instance.
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相关考题
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多项选择题
Whenyoureperformingatablespacepoint-in-timerecovery，whichtablespaceswillalwaysberestoredtotheauxiliaryinstance？（）
A. The SYSTEM tablespace.
B. The UNDO tablespace.
C. All tablespaces with tables.
D. All tablespaces with indexes.
E. No tablespaces are automatically restored. -
多项选择题
Whatarethetwodifferenttypesofdatabaseduplication？（）
A. Active
B. Passive
C. Online
D. Backup-based
E. Failure driven -
单项选择题
Whichofthefollowingcommandswillfail？（）
A. report schema
B. report need backup
C. report need backup days 3
D. report user
E. report obsolete
