You execute the following command to create two consumer groups, FIN_GROUP1 and PAY_GROUP1 for a plan, PROD_PLAN:  BEGIN  DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_PLAN (SIMPLE_PLAN =>’prod_plan’,  CONSUMER_GROUP1 => ’fin_group1’,  GROUP1_CPU => 80,  CONSUMER_GROUP2 => ’pay_group1’,  GROUP2_CPU => 20);  END;  Which three statements are true? ()
A: SYS_GROUP gets 100% CPU resources at level 1.
B: FIN_GROUP1 gets 80% CPU resources at level 1.
C: FIN_GROUP1 gets 80% CPU resources at level 2.
D: PAY_GROUP1 gets 20% CPU resources at level 1.
E: PAY_GROUP1 gets 20% CPU resources at level 2.
F: OTHER_GROUP gets 100% CPU resources at level 1.
G: OTHER_GROUP gets 100% CPU resources at level 2.
出自:Oracle认证