If you think untangling shoelaces is complicated, it’s nothing compared to untangling and deciphering the mess of wires and cables your computer uses. Cables transfer information, and each have their own way of doing so. But which cables do what?
The IBM PC XT 286 is an intermediate computer between the IBM PC XT and the IBM PC AT . It had a very short career because most of its features can be found in the PC AT. Contrary to the PC XT, it has a saved clock and a calendar.