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You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy: CONFIGURE RETENTION POLICY TO REDUNDANCY 3; Which statement is true?()

  • A、The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabled
  • B、Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up
  • C、Backup optimization is permanently disabled
  • D、Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

参考答案

更多 “ You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy: CONFIGURE RETENTION POLICY TO REDUNDANCY 3; Which statement is true?()A、The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabledB、Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed upC、Backup optimization is permanently disabledD、Backup optimization is temporarily disabled because a redundancy-based retention policy is specified” 相关考题
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考题 多选题You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file, if it has already been backed up.() (Choose two.)AThe data file backup is done with multiple channelsBThe data files is in the read-write mode after being backed up in the read only modeCThe backup was taken after the data files was taken offline-normal or is in the read only modeDThe data file backup complies with the back retention policy and the backup duplexing feature