单项选择题
A.Implement job classes
B.Implement Scheduler windows
C.Implement the mapping rule for the consumer groups
D.Set the SWITCH_TIME resource plan directive for both the resource plans
单项选择题 TheDB_BLOCK_CHECKINGinitializationparameterissettoOFF.数据库块检测初始化参数被设定为关Whichblockcheckingwouldbeperformed?（）
单项选择题 AdatabaseisrunninginARCHIVELOGmodeandregularbackupsareperformed.Auserreceivesthefollowingerrormessage .Whichistherecommendedsequenceofoperationsyouneedtoperformforthequerysuccessfully?（）
单项选择题 YouperformabackupusingthefollowingBACKUPcommand:RMAN>BACKUPASCOMPRESSEDBACKUPSETDATABASE,Whichstatementistrueofthiscommand?（）