A.grant EXECUTE ON Ul.PROC2 TO MARY;

B.grant INHERIT PRIVILEGES ON USER U1 TO MARY;

C.grant EXECUTE ON MARY.PBOC2 Co U1;

D.grant INHERIT PRIVILEGES ON USER MARY TO Ul ;

A.ALTER SYSTEM FLUSH PASSWORDFILE_METADATA_CACHE;

B.ALTER TABLESPACE APPDATA ENCRYPTION OFFLINE ENCRYPT;

C.SELECT * FROM DBA_OBJECTS;

D.SELECT * FROM DBA_TABLESPACES WHERE ENCRYPTED = 'YES*;

E.ADMINISTER KEY MANAGEMENT SET KFYSTOBF OPEN IDENTIFIED BY password:

F.ALTER DATABASE DICTIONARY REKEY CREDENTIALS;