ocp-241

QUESTION NO: 241
What does it mean if a backup is expired?
A. The backup set has exceeded the retention criteria set in RMAN and is eligible for removal.
B. The backup set has one or more invalid blocks in it and is not usable for recovery.
C. The backup set contains one or more tablespaces no longer in the database.
D. The backup set contains one or more missing backup set pieces.
E. The backup set is from a previous version of RMAN and was not upgraded.
Answer: D
If a backup is expired, it means that a crosscheck command has detected that one or more backup set
pieces associated with that backup are missing.

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如果备份过期是什么意思?

D.该备份集包含一个或多个丢失的备份集片。

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