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

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Computer Hardware
What is the most likely cause of an "FDD controller Failure" error message?

you forgot to flash CMOS
you installed the floppy disk drive cable backward
None of these
you did not set the jumper on the floppy drive to drive A
your computer's floppy drive is defective

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