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Invented by Konrad Zuse, the Z1, was the worlds first programmable computer. It was a mechanical calculator, that was binary electrically driven. This computer essentially read instructions from punched tape.
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The Electrical Numerical Integrator and Computer, was one of the first successful electrical computers. This was a project funded by the United States Government. This computer took the concept of Atanasoff's ABC, and further elaborated on it.
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The Electronic Discrete Variable Automatic Computer, was a improvement of the ENIAC, and was invented by John Mauchly and J. Presper Eckert. It became the first stored-program computer, and was able to operate over 1,000 per second.
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Random Access Magnetic Core Store, invented by Jay Forrester, was the first memory device.This would be the start of what we know as RAM.
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The Integrated Circuit or IC was created by Jack Kilby. This was a new and different way to put many transistors in one chip, instead of having each transistor individually wired.
