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You have the following requirements in relation to the detection of block corruption for your database instance: 1. Check for logical self-consistency of data blocks when modified in memory. 2. Checksums are calculated before and after the block change. 3. Checks are performed for the lost writes to the physical standby database. Which method would help you perform the above checks automatically? （）

单选题
2022-06-28 18:26
A、Set the DB_SECUREFILE parameter to PERMITTED
B、Set the DB_ULTRA_SAFE parameter to DATA_ONLY
C、Set the DB_LOCK_CHECKSUM parameter to TYPICAL
D、Set the DB_LOST_WRITE_PROTECT parameter to TYPICAL
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正确答案
B
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标签： CMS专题
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