UsingOracleScheduleryouhavescheduledtwojobs，JOB_AandJOB_B，torunat9：00p.m.everyFriday.Youwantboththejobstouseasingleresourceplan，WEEKEND_PLAN.Whichtaskmusthavealreadybeenperformedtoenableyoutoachievethisobjective？（）A.AwindowmusthavebeencreatedwiththeWEEKEN
题目
UsingOracleScheduleryouhavescheduledtwojobs，JOB_AandJOB_B，torunat9：00p.m.everyFriday.Youwantboththejobstouseasingleresourceplan，WEEKEND_PLAN.Whichtaskmusthavealreadybeenperformedtoenableyoutoachievethisobjective？（）
A.AwindowmusthavebeencreatedwiththeWEEKEND_PLANresourceplan.
B.AprogrammusthavebeencreatedwiththeWEEKEND_PLANresourceplan.
C.AjobclassmusthavebeencreatedwiththeWEEKEND_PLANresourceplan.
D.AwindowsgroupmusthavebeencreatedwiththeWEEKEND_PLANresourceplan.