You want to upgrade all of the critical system files and patches on the server in the shortest possible time.
What should you do?
A．Use Windows Update.
B．Run System File Checker.
C．Log on as administrator and run Windows Update.
D．Log on as administrator and run System File Checker.
参考答案
正确答案：C
解析：Explanation:WindowsUpdateisusedtoupgradethesystemfilesandtoretrieveandapplythelatestservicepacksandpatchesfortheoperatingsystem.AllnecessaryfilesaredownloadedthroughtheInternet.TobeabletorunWindowsUpdatewemusthaveadministrativerights.Incorrectanswers:A:Thenon-administrativeuseraccountcannotbeusedtorunWindowsUpdate.TorunWindowsUpdatewemusthaveadministrativerights.B:SystemFileCheckercheckstheintegrityofthesystemfiles.Itcannotbeusedtoupgradethesystemfilesortoretrieveandapplythelatestservicepacksandpatchesfortheoperatingsystem.D:SystemFileCheckercheckstheintegrityofthesystemfiles.Itcannotbeusedtoupgradethesystemfilesortoretrieveandapplythelatestservicepacksandpatchesfortheoperatingsystem.