YouplantoexecutethefollowingcommandtoperformaFlashbackDatabaseoperationinyourdatabase：SQL＞FLASHBACKDATABASETOTIMESTAMP（SYSDATE-5/24）；Whichtwostatementsaretrueaboutthis？（）
A．Thedatabasemusthavemultiplexedredologfiles
B．ThedatabasemustbeintheMOUNTstatetoexecutethecommand
C．ThedatabasemustbeintheNOMOUNTstatetoexecutethecommand
D．ThedatabasemustbeopenedinRESTRICTEDmodebeforethisoperation
E．ThedatabasemustbeopenedwiththeRESETLOGSoptionaftertheflashbackoperation
时间：2023-08-01 16:12:08
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