单项选择题

A.anti-virus definition file.B.drivers installed.C.rele……

Automatic Updates should be performed to ensure that the computer has the latest：（）

A.anti-virus definition file.
B.drivers installed.
C.release of the operating system.
D.security and software patches.

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单项选择题AuserreportsthattheWindowsupdatefunctionwillnotrunonthecomputerbuttheInternetcanbeaccessed.TheuserisrunninganoriginalversionofWindowsXPProfessional.WhichofthefollowingisMOSTlikelythecause？（）

A.The user has not registered the copy of Windows.
B.The user has not applied at least Service Pack 1 to their system.
C.The user does not know what site to access for the updates.
D.The user needs to flush the DNS cache.

单项选择题WhichofthefollowingaretypesoffilesdownloadedduringanAutomaticUpdate？（）

A.critical updates
B.software updates
C.driver updates
D.virus definition updates

单项选择题AuserwhoisrunningWindowsXPProfessionalreportsthatthecomputermonitorstoppedfunctioningfollowinganinstallationofanupdateddriverforthevideocardandthatattemptstodeleteandre-installtheoriginaldriverhavenotcorrectedthesituation.WhichofthefollowingactionswouldbeBESTtocorrectthissituation？（）

A.Reset the system BIOS.
B.Use System Restore.
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D.Replace the video card.

单项选择题Atechnicianissearchingaknowledgebaseforthecorrectmethodofremovingavirus.Theknowledgebasestatesthatthekey：HKEY_LOCAL_MACHINE MICROSOFT SOFTWARE CURRENTVERSION PAKneedstobedeleted.Whichofthefollowingshouldthetechnicianusetodeletethekey？（）

A.MSCONFIG
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单项选择题Whichofthefollowingcommandsallowsnavigationofthepathsbetweendirectories？（）

A.RD
B.DIR
C.MD
D.CD