YouinstallWindows2000ProfessionalonanewAPM-compliantportablecomputer.Younoticethatwheneveryouattempttoshutdownthecomputer,theWindows2000shutdownscreenremainsonthescreenasthepowerremainson.YouattempttoshutoffthecomputerbyusingPowerButton,butyouwantthecomputertoshutoffwhenWindows2000Professionalshutsdown.Whatshouldyoudo?（）
A.Restartthecomputer,disableAPMinthesystemBIOS,andthenrestartthecomputer.
B.Restartthecomputer,usepoweroptionsincontrolpaneltoenableAPM,andrestartthe computer.
C.Restartthecomputer,usepoweroptionsincontrolpaneltoenablehibernatesupport,and thenrestartthecomputer.
D.Restartthecomputer,usepoweroptionsincontrolpaneltocreateadifferentpowerscheme, andthenrestartthecomputer.
参考答案：BAsAPMisusedonoldercomputerswhileACPIisthenewPowerManagementstandardtheAPMmightneedtobeenabledonsomeAPMsystemsThiscanbedonefromtheControlPanelbyopeningthePowerOptionsselectingtheAPMtabandcheckingEnableAdvancedPowerManagementSupport
