You notice this warning in the alert log file:
ORA-19815: WARNING: db_recovery_file_dest_size of 3221225472 bytes is 100.00% used, and has 0 remaining bytes available.
What would you do to reclaim the used space in the Flash Recovery Area?
A.
Decrease the retention time for the files.
B.
Manually delete all the archived log files from the Flash Recovery Area by using operating system (OS) commands.
C.
Back up the Flash Recovery Area.
D.
Increase the retention time for the files.