单项选择题
A user’s OS has become corrupt, and the user would like to restore the PC back to when they first bought the machine. Which of the following would be the BEST choice?（）
A. Factory Recovery Partition
B. Use Safe Mode
C. Last Known Good Configuration
D. Purchase a copy of the original OS
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Which of the following ports is MOST likely used for high-end graphics cards?（）
A.PCI
B.PCIe
C.ISA
D.AGP -
单项选择题
A user has purchased a laptop that has no means to charge the battery. Which of the followingwould the user MOST likely purchase?（）
A. USB cable
B. AC adapter
C. PCMCIA card
D. Replacement battery -
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Which of the following is the NEXT step in the troubleshooting theory after identifying the problem?（）
A. Establish a theory of probable cause
B. Test the theory
C. Implement preventative measures
D. Establish a plan of action
