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單項(xiàng)選擇題

You have backed up your database twice without connecting to the recovery catalog. What command do you issue to transfer the control-file metadata to the recovery catalog？（）

A. synch catalog
B. resync catalog
C. replicate catalog
D. update catalog
E. restore catalog

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單項(xiàng)選擇題

What command would you use to ensure that backup records in the control file are pointing to actual physical files on the backup media？（）

A. crosscheck
B. list backup
C. confirm
D. resync
E. backup validate

單項(xiàng)選擇題

Which command would you use to determine what database backups are currently available for restore？（）

A. list database backup
B. report database backup
C. list backup of database
D. list summary backup
E. report backup of database