Astheadministratorofyourcompany’snetworkyouareaskedtoupgradeseveralWindowsNT4.0computerstoWindows2000Professional.Allusersettingsandapplicationsettingsmustbepreserved.MostapplicationscurrentlyrunningarecompatiblewithWindows2000andalltheWindowsNT4.0computersmeettheminimumhardwarerequirements.AfteryouupgradeseveralcomputerstoWindows2000Professional,youfindthatsomeapplicationsdidnotupgradeproperly.Whatutilitiesand\/orapplicationsshouldbedisabled(orremoved)beforeupgrading?（）
A.Customprinterthird-partysoftware.
B.APMandAnti-virussoftware
C.AllNon-MicrosoftProducts
D.All32-bitapplications
E.Third-partyvideodrivers
参考答案：B
YoushoulddisableorremovealltheantivirussoftwaresandadvancepowermanagementsoftwaresAntivirussoftwaresrestricttheentryoftheoperatingsysteminthebootsectorduringtheinstallationoftheoperatingsystemAPMisusedtomanagethepowerutilizationofthesysteminanefficientwayTocheckthecompatibilityofallthesoftwaresapplicationandthirdpartydriversbeforetheinstallationyoucanrunwinnt32\/checkupgradeonlytoseethecompatibilityreportofthesystem
