单项选择题
A.Request the user to logoff and log back on.
B.Add the user as an administrator on their local machine.
C.Add the user as an administrator on the server.
D.Run an ipconfig /renew on the user’s machine.
单项选择题 A company utilizes the GFS backup standard. Which of the following describes this backup method?（）
单项选择题 Which of the following could BEST be used to recover a failed RAID 1 disk after it has been replaced?（）
单项选择题 Anadministratorhassetupacompany’sintranetserver.Usersshouldbeabletoaccessitbutnousersareableto.TheadministratorverifiesthatthewebsiteisaccessiblebyIPaddress.Which ofthefollowingshouldtheadministratorlookatFIRSTtoresolvetheissue？（）