题目内容
Youhavelostdatafiles1and3fromyourdatabase,andthedatabasehascrashed.Inwhatordershouldyouperformthefollowingstepstorecoveryourdatabase?()1.Takethedatafilesthatwerelostoffline.2.startupmountthedatabase3.Issuethealterdatabaseopencommand.4.Restorethedatafilesthatwerelost5.Recoverthedatafileswiththerecoverdatafilecommand.6.Bringthedatafilesbackonline.7.Recoverthedatabasewiththerecoverdatabasecommand.
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