ocp-50

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QUESTION NO: 50
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
Answer: B

您在RMAN已启用备份优化。你发出下面的RMAN命令去配置一个基
于冗余的保留政策：
CONFIGURE RETENTION POLICY TO REDUNDANCY 3;

B.备份优化被执行，但是当 RMAN 确定哪些数据文件应该备份时， RMAN 考虑基于冗余的保留政策

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