RMAN WILL REVERT TO LEVEL 0 IN THIS CIRCUMSTANCE

7. þ C. RMAN will revert to level 0 in this circumstance.

ý A, B, and D. A is wrong because the backup will succeed—though perhaps

not in the way you wanted. B is wrong because no incremental backup can be

based on a full backup. D is wrong because although the effect described is

correct, it will not be recorded as a cumulative backup but as a level 0 backup.