单项选择题 You have created a resource plan， DAY. You execute the following code：        SQL> BEGIN        DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE   （ PLAN => ’DAY’，        COMMENT => ’DEPARTMENTS PLAN’，   GROUP_OR_SUBPLAN => ’DEPARTMENTS’，        CPU_P1=0）；        END；   Then， you issue the following code：        SQL> BEGIN   DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE        （ PLAN => ’DAY’，        COMMENT => ’DEPARTMENTS PLAN’，        GROUP_OR_SUBPLAN => ’DEVELOPERS’，        CPU_P2=100）；        END；   What will be the impact of executing the above code？（）

单项选择题 Youarecreatingaresourceconsumergroupusingthe DBMS_RESOURCE_MANAGER.CREATE_CONSUMER_GROUPprocedure.Whichparameterwillyouusetodefinetheresourceschedulingmethodusedbetweensessionswithintheresourcegroup？（）

多项选择题 YousettheundopoolresourceplandirectivefortheconsumergroupnamedDSS_USERSthatisassignedtotheDAY_SHIFTplan.Thedatabaseusers，SCOTTandBLAKE，belongtotheDSS_USERSresourcegroup.Theuser，SCOTT，initiatesadatabasesessionandexecutesabatchoperationthatinsertsmillionsofrowsintotheHISTORYtable.WhichtwooptionsaretrueifthetotalundospaceallocatedtotheDSS_USERSgroupexceedsthevaluespecifiedintheundopoolresourceplandirective？（）