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

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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 colored line in the cable goes to pin #1
The red line in the cable goes to the highest pin number

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