You want to use the automatic management of backup and recovery operations features for your database.
Which configuration must you set?
A. Enable the flash recovery area and specify it as the archived redo log destination.
B. Disable the flash recovery area and start the database instance in ARCHIVELOG mode.
C. Enable the flash recovery area but do not specify it as the archived redo log destination.
D. Disable the flash recovery area and start the database instance in NOARCHIVELOG mode.
原文：http://www.cnblogs.com/Babylon/p/7839517.html