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

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Computer Hardware
During boot-up, the memory test

Checks and verifies that contiguous memory is installed
Displays what memory is installed, but nothing else
Is a superfluous step that should be ignored
Is an operational error

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