Identify four RMAN commands that produce a multi-section backup.
A. BACKUP TABLESPACE SYSTEM SECTION SIZE 100M;
B. BACKUP AS COPY TABLESPACE SYSTEM SECTION SIZE 100M;
C. BACKUP ARCHIVELOG ALL SECTION SIZE 25M;
D. BACKUP TABLESPACE "TEMP" SECTION SIZE 10M;
E. BACKUP TABLESPACE "UNDO" INCLUDE CURRENTCONTROLFILE SECTION SIZE
100M;
F. BACKUP SPFILE SECTION SIZE 1M;
G. BACKUP INCREMENTAL LEVEL 0 TABLESPACE SYSAUX SECTION SIZE 100M;
Answer: A,B,E,G
Your multitenant container database (CDB) contains some pluggable databases (PDBs), you execute the following command in the root container:

Which two statements are true?
A. Schema objects owned by the C# # A_ADMIN common user can be shared across all PDBs.
B. The C # # A_ADMIN user will be able to use the TEMP_TS temporary tablespace only in root.
C. The command will, create a common user whose description is contained in the root and each PDB.
D. The schema for the common user C # # A_ADMIN can be different in each container.
E. The command will create a user in the root container only because the container clause is not used.
Answer: C,D