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
单项选择题 Whichofthefollowingcommandsallowsnavigationofthepathsbetweendirectories？（）
单项选择题 Whichofthefollowingutilitiesareusedtochoosewhichprogramsrunatstartup？（）
