motherboard
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A typical printed circuit board (PCB). The PCB contains sockets for the integrated circuits, or chips, and the connecting tracks.
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The position of a motherboard within a computer's system unit. The motherboard contains the central processing unit, random access memory (RAM) chips, read-only memory (ROM), and a number of expansion slots.
Printed circuit board that contains the main components of a microcomputer. The power, memory capacity, and capability of the microcomputer may be enhanced by adding expansion boards to the motherboard, now more commonly called a mainboard.
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