Examine this configuration:1. CDB1 is a container database.
2. COMMON_USER_PREFIX is C##.
3. PDB1 is a pluggable database contained in CDB1.
4. APP1_ROOT is an application container contained in CDB1.
5. APP1_PDB1 is an application PDB contained in APP1_ROOT.
You execute these commands successfully:
Which two are true? (Choose two.)