A motherboard is big green board which contains the computer's basic circuitry and components. On a typical motherboard, circuitry is imprinted or affixed to firm planar surface and usually manufactured in a single step. The motherboard contains the controllers for all standard devices such as the display screen, keyboard, and disk drive as well as for additional devices. There are a number of devices, which you must learn to recognize and place on the motherboard Important ones are summarized here under.

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