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the abacus is an instrument used to make simple arithmetic operations
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It was the first calculator that worked with wheels based on gears
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is the design of a modern general-purpose computer
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It was the first electronic computer
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It was one of the first general purpose computers
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it was one of the first electronic computers that was not decimal if not binary
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It was the first general-purpose computer sold commercially for military use
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it was the first computer for a person
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is a computer device that can be moved or transported with relative ease
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Now we just have to wait to see how we advance in the development of them.