单项选择题
A.critical updates B.software updates C.driver updates D.virus definition updates
AuserwhoisrunningWindowsXPProfessionalreportsthatthecom...
单项选择题A user who is running Windows XP Professional reports that the computer monitor stopped functioning following an installation of an updated driver for the video card and that attempts to delete and re-install the original driver have not corrected the situation. Which of the following actions would be BEST to correct this situation？（）
A.Reset the system BIOS. B.Use System Restore. C.Change the color profile. D.Replace the video card.
Atechnicianissearchingaknowledgebaseforthecorrectmethod...
单项选择题A technician is searching a knowledge base for the correct method of removing a virus. The knowledge base states that the key： HKEY_LOCAL_MACHINE\MICROSOFT\SOFTWARE\CURRENTVERSION\PAK needs to be deleted. Which of the following should the technician use to delete the key？（）
A.MSCONFIG B.DEBUG C.EVENTVIEWER D.REGEDIT
Whichofthefollowingcommandsallowsnavigationofthepathsbe...
单项选择题Which of the following commands allows navigation of the paths between directories？ （）
A.RD B.DIR C.MD D.CD
