Atechnicianpurchasesanew120GBIDEharddisktouseinanoldserverasaswapdrive.Afteraddingthedrivetotheserver，thetechniciandiscoversthattheoperatingsystemdoesnotdetectthedrive.Afterrebootingtheserver，thetechniciannoticesthedriveismissingfromPOSTandcomestotheconclusionthattheBIOSneedstobeupdated.ThetechniciandownloadsthelatestversionoftheBIOSupdatefromthemanufacturerwebsite.Whichactionshouldthetechniciantakenext？（）
A.backuptheBIOSconfigurationtouselater
B.installtheBIOSupdatefromacommandprompt
C.createabootablefloppyandcopytheBIOSupdatetoolstothefloppy
D.readthemanufacturer’sguidelinesandrecommendationsoninstallingtheupdate
参考答案：D
