Examine the command to duplicate a database: RMAN> DUPLICATE TARGET
DATABASE TO cdb PLUGGABLE DATABASE pdb1, pdb5; Which two statements are true
about the DUPLICATE command?
A.
A backup of pdbi and pd35 must exist before executing the command.
B.
The duplicate command first creates a backup, and then duplicates the PDBs by using
the backup.
C.
The SPFILE is copied along with the data files of the pluggable databases (PDBs). The
root and the seed database in the container database (CDB) are also duplicated.
D.
An auxiliary instance must be started with the initialization parameter
ENABLE_PLUGGABLE_DATABASE set to TRUE.