What are Personal Computers?

The advances in technology in the 20th century, particularly in the field of communications, have produced a revolution in electronics, whose influence is being felt worldwide. A representative part of that revolution has been the advent of the personal computer (PC). Personal computers are computers that are meant to be used by individuals in homes or offices. Their retail prices, size, and capabilities make them practical for use in almost every home and office in the United States and other developed countries. The operation of personal computers relies on a small computer chip known as a microprocessor, which governs the functioning of the computer.  more