Which two are true about the use of RMAN recovery catalogs when offloading backups to a physical standby database? (Choose two.)
Correct Answer: D,E
Explanation/Reference:
Explanation:
E: The RMAN recovery catalog is subdivided into multiple virtual recovery catalogs.
D: The following RMAN configurations are recommended at a standby database where backups are not done:
1. Connect RMAN to the standby database as target, and to the recovery catalog.
2. Enable automatic deletion of archived logs once they are applied at the standby database (this is also applicable to all terminal databases when the cascading or far sync instance features are in use) Incorrect Answers:
A: When using RMAN in an Oracle Data Guard environment, you should always connect it to a recovery catalog.
B: You should not explicitly register the standby database in the recovery catalog.
References: https://docs.oracle.com/cd/E55822_01/AMAGD/amagd_concepts.htm#AMAGD562