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Computers were large, expensive and they requived a lot of electricity.
They used vacum tubes. Vacum tubes were made of glass bulbs and wire. -
Computers were samller, faster and cheaper.
They used transitors instead of vacum tubes -
Computers were faster, cheaper and smaller and they used less electricity. They used integrated circuits.Integrated circuits were as small as transistors but faster than them.
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They were smaller, portable and cheaper. They used microprocesors. Microprocessors were small silicon chips. Computers used less electricity and produced less heat
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Are the most advanced computers. Scientist are trying to develop computers to think on their own. This is called artificial inteligence. They are the computers of the future
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