You want to enable the user, Scott, to change to the GRP1 consumer group by issuing the following code:        SQL> EXEC DBMS_SESSION.SWITCH_CURRENT_CONSUMER_GROUP  (’SCOTT’,       ’GRP1’, FALSE);   How will you grant the switch privilege to the user, Scott?()  
A: by using the DBMS_SESSION package
B: by granting the DBA role
C: by using the DBMS_RESOURCE_MANAGER package
D: by using the DBMS_RESOURCE_MANAGER_PRIVS package
出自:Oracle认证