多项选择题
A. GRANT dba TO dbmgr;
B. GRANT connect TO dbmgr;
C. GRANT resource TO dbmgr;
D. GRANT hs_admin_role TO dmbgr;
E. GRANT manage scheduler TO dbmgr;
多项选择题 WhatarethetwoadvantagesofRMANBlockMediaRecovery(BMR)overfile-levelrecovery?()
单项选择题 UsingOracleScheduleryouhavescheduledtwojobs,JOB_AandJOB_B,torunat9:00p.m.everyFriday.Youwantboththejobstouseasingleresourceplan,WEEKEND_PLAN.Whichtaskmusthavealreadybeenperformedtoenableyoutoachievethisobjective?()
单项选择题 UsersareperformingalargevolumeofinsertsanddeletesontheapplicationtablesintheAPPStablespace.YouobservethatthereareseveralwarningalertsbeinggeneratedfortheAPPStablespacespaceusagemetrics.Currently,thewarningthresholdforthetablespaceusagemetricsissetto70%.Tomakethegeneratedalertsmoreusefulasaproblemidentificationtool,youwanttoreducethefrequencyofalertgenerationforthetablespaceusagemetricsfortheAPPStablespace.Whatshouldyoudo?()