Computer Hardware
After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system, and it does not exhibit the problem. You should next replace the:

System's power supply
System's floppy drive device driver
Floppy drive ribbon cable
None of these
Original IDE controller

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Computer Hardware
ISDN stands for:

interval set down next
interior sector direct none
inferior sector data net
internal select data nulls
integrated services digital network

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Computer Hardware
One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

The area where ail the of the Basic input/output routines are stored
The area that regulates all of the system power usage
The area where all of the processing takes place
The device that sends the monitor signals telling it what to display

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Computer Hardware
When connecting a ribbon cable to a connector, how do you know which direction to plug it in?

The blue or red line in the cable goes away from the power connector
It does not matter
The red line in the cable goes to the highest pin number
The colored line in the cable goes to pin #1

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