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:

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

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Computer Hardware
You have just installed a new internal PCI modem on you desktop. It will not dial out. what is the problem?

the phone line out of the wall is plugged into the phone port on the modem card
None of these
the modem has not been set up in control panel properties
The port speed is set too high
the phone line is plugged into the line-in port on the modem card

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