Which two statements about multitenant architecture are true?
A.
It ensures full backward compatibility with non-CDBs.
B.
It fully operates with RAC.
C.
It is integrated with Enterprise Manager, but not with the Resource Manager.
D.
It allows central management and administration of single databases.
Explanation:
http://oracle-base.com/articles/12c/multitenant-resource-manager-cdb-and-pdb-12cr1.php
https://docs.oracle.com/database/121/RACAD/admcon.htm#RACAD8961