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The computer is known to be a very important invention of the 20th century. The first electronic computer appeared to have the size of a large house, it being limited in power and unreliable. But computers developed quickly. Modern computers based on integrated circuits are millions to billions times more capable than the early ones. They being portable, we can carry them in a little bag.

However, the advantages of computers are numerous. Let us take their educational benefits. School subjects become more interesting when presented on a computer screen. In addition, computers are valuable to any business, saving time by being capable of storing and retrieving vast amounts of information at the touch of the button. If there had been no computers, modern technological process would have been impossible.