Identify two correct statements about multitenant architectures. (Choose two.)

[answerhappygod]

Identify two correct statements about multitenant architectures. (Choose two.)

A. Multitenant architecture can be deployed only in a Real Application Clusters (RAC) configuration.
B. Multiple pluggable databases (PDBs) share certain multitenant container database (CDB) resources.
C. Multiple CDBs share certain PDB resources.
D. Multiple non-RAC CDB instances can mount the same PDB as long as they are on the same server. E. Patches are always applied at the CDB level. F. A PDB can have a private undo tablespace.