Computer Hardware
A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?

The external drive has been pre¬loaded with the appropriate software
The external drive was attached before the computer was on
All of these
The cables are attached firmly
The external drive is turned on

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Computer Hardware
You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:

replace everything at once and rerun the diagnostic
check to see if you have a software problem
replace each part one at a time, rerunning the diagnostic before replacing the next part.
run an exhaustive memory check
get another copy of the diagnostic program

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