单项选择题

What command would you issue to enable automated backups of control files? （）

A.alter database controlfile autobacku on
B.alter system controlfile autobackup on
C.configure controlfile autobackup on
D.enable controlfile autobackup

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单项选择题

Which command do you use to create a recovery-catalog schema? （）

A.create recovery catalog
B.create catalog
C.build catalog
D.catalog create
E.mount catalog

单项选择题

What command would you use to set a persistent setting in RMAN so that backups are all written to a tape device?（）

A.CONFIGURE DEFAULT DEVICE TYPE TO TAPE MEDIA
B.CONFIGURE DEFAULT DEVICE TYPE TO TAPE
C.CONFIGURE DEFAULT DEVICE TYPE TO SBT
D.CONFIGURE DEFAULT DEVICE TYPE TO SBT_TAPE

单项选择题

What feature comes into play to help ensure the completion of the backup should one of three backup devices fail during a backup that is using three different channels?（）

A.Channel failover
B.Restartable backups
C.Rescheduable backups
D.Automatic backup recovery
E.Channel recovery