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Electromechanical, binary and programmable
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Electronic and digital
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First computer built on a large scale and functional
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It is marked per l'invent of the transistor in the Laboratoris Bell in 1947.
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It is characteristic for the creation of the integrated circuit in 1958.
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The creation of the microprocessor stands out.
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In July of 1980 IBM began to develop its own personal computer that was called IBM / PC and, finally, on August 12, 1981 IBM launched it for sale.
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