Your multitenant container database (CDB) cdb1 that is running in archivelog mode contains two pluggable databases (PDBs), pdb2_1 and pdb2_2,
both of which are open. RMAN is connected to the target pluggable database pdb2_1.
RMAN> BACKUP DATABASE PLUS ARCHIVELOG DELETE INPUT;
Which statement is true about the execution of this command to back up the database?
A.
All data files belonging to pdb2_1 are backed up and all archive log files are deleted.
B.
All data files belonging to pdb2_1 are backed up along with the archive log files.
C.
Only the data files belonging to pdb2_ are backed up.
D.
This command gives an error because archive log files can be backed up only when RMAN is connected to the root database.
Explanation:
http://docs.oracle.com/database/121/BRADV/rcmcnctg.htm#BRADV005