Computer Hardware
On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?

None of these
In the computer
In the DTC equipment
In the phone line
In the modem

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

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

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