provides larger storage capacity, thus enabling ACCESS to a longer history of backups
you can CREATE and store RMAN scripts in the recovery CATALOG and Any client that can connect to the recovery catalog and a target database can use these stored scripts
Can service many target databases
you can use ‘KEEP FOREVER’ CLAUSE of RMAN backup command.
Allows you to list the DATA files and tablespaces that are or were in the target database at a given time