You are using the control file to maintain information about the database backups that are
being performed by Recovery Manager (RMAN).
Identify two scenarios is which you must have a recovery catalog. (Choose two.)
A.
To store the backup information of multiple database
B.
To restrict the amount of space that is used by the backups
C.
To maintain a backup for a certain time is set by the
CONTROL_FILE_RECORD_KEEP_TIME parameter.
D.
To list the data files that were in a target database at a given time by using the AT option
of REPORT SCHEMA command.