Which three statements are true about Oracle Secure Backup (OSB)?
A.
It can encrypt client data written to tape.
B.
It can be used to take image copy backups to tape.
C.
It can be used to manage tape backup and restore operations for multiple databases.
D.
It can be used along with an RMAN recovery catalog for maintaining records of backups in a tape library.
E.
It can be used to perform file system backups at the file, directory, file system, or raw partition level.
ans a,c,e