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 -
多项选择题
Which of the following network connections would use a standard POTS line to both send andreceive Internet packets?（）
A.Dial-up
B.DSL
C.Satellite
D.OC3
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Which of the following is needed to boot into the Recovery Console in Windows XP?（）
A. Emergency Restore Disk
B. System Restore point
C. Original Installation CD
D. Automated System Recovery
