You configured the Fast Recovery Area (FRA) for your database. The database instance is in ARCHIVELOG mode. The default location for the archived redo log files is the FRA.
Which two files are removed automatically if space is required in the FRA as per the retention policy? (Choose two)
A.
Archived redo log files that have multiple copies in a different archive location
B.
user-managed backups of data files and control files
C.
RMAN backups that are obsolete
D.
flashback logs
Explanation:
c d
CD
CD
CD
CD
http://blog.csdn.net/rlhua/article/details/16020165