单项选择题
A.On the hardware tab in System Properties.
B.In the Security Center applet in Control Panel.
C.In Device Manager under the File menu and options.
D.In Computer Management.
单项选择题 AuserwantstoupgradetoWindows2000.WhichofthefollowingWINNT32commandswitchescanberuntodeterminewhethertheuserscomputerandsoftwareiscompatiblewiththenewoperatingsystem？（）
单项选择题 Auserreportsthatthecomputerisrunningslowly.AfterrunningtheSFC，atechnicianobservesthatthedllcachefolderhasbecomecorrupted.Whichofthefollowingutilitiescanberuntorepairthecontentsofthedllcachedirectory？（）
单项选择题 AusersuspectsthatarecentlyinstalledprogramoverwroteaWindowssystemfileonthecomputer.Whichofthefollowingcommandscouldberuntocheckandverifythesystemfiles？（）