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.
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