OCP 1Z0 052 70

70. You configured the Flash Recovery Area (FRA) for your database. The database instance is running

in ARCHIVELOG mode. The default location for the archived redo log files is the Flash Recovery Area.

Which two files are removed automatically if the space is required in the FRA as per the retention policy?

(Choose two.)

A.flashback log files

B.backups that have become obsolete

C.copies of the data files and control files

D.archived redo log files that have multiple copies in a different archive location and not backed up

Answer: AB

The recommended maintenance strategy is to configure a fast
recovery area, a backup
retention policy, and anarchived
redo log deletion policy. In this case, the database automatically maintains and deletes backups and archived redo logs as needed.

control files 和 redo log files 不能自动删除