问题:
You configured the default backup device type as disk for RMAN backups. In your database,because of business requirements,you have to take a simultaneous duplicate backup of the data files when the RMAN BACKUP command is used.
What must you set using the RMAN CONFIGURE command to achieve this?()
A . MAXSETSIZE TO 2
B . DEVICE TYPE DISK PARALLELISM 2
C . RETENTION POLICY TO REDUNDANCY 2
D . DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2
You configured the default backup device type as disk for RMAN backups. In your database,because of business requirements,you have to take a simultaneous duplicate backup of the data files when the RMAN BACKUP command is used.
What must you set using the RMAN CONFIGURE command to achieve this?()
● 参考解析
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