多项选择题
Which of the following would be the BEST safety measure to take before installing a Windows service pack？（）
A.Back up all important documents. B.Set a System Restore point. C.Note the BIOS settings in case a reset is needed. D.Back up the drivers for the computer in case re-installation is needed. E.Uninstall the previous service pack.
单项选择题 WhichofthefollowingcommandscouldbeusedtostarttheManagementConsoleonaworkstationrunningWindows2000/XP？（）
单项选择题 WhichofthefollowinglocationscontainstheSystemRestoreoptioninWindowsXP？（）
多项选择题 WhichofthefollowingisrequiredtoinstallWindowsXP？（）
