BACKUPS THAT ARE OBSOLETE ACCORDING TO RMAN’S RETENTION POLICY WILL BE REMOVED

10. þ D. Backups that are OBSOLETE according to RMAN’s retention policy will

be removed.

ý A, B, C, and E. A is wrong because this describes datafiles, not the flash

recovery area. B is wrong because the operation will not necessarily fail—it

may be possible to free up space automatically. C is wrong because the

alert system will only report the problem; it won’t fix it. E is wrong because

EXPIRED refers to the status of the backup record in the repository, not the

backup itself.