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Created by the Babylonians
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In 1914, John Napier, from Scotland invented Napier's Bones, a more complex calculator device than the abacus
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More calculating devices were made by Frenchman, Blaise Pascal at the age of 18.
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Invented by Joseph- Marie Jacquard. Punch- Cards are sheets of people that hold digital data.
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Charles Babbage invented the first Input and Output system.
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The device took 10 years, but what the first machine to program input data. Invented by Babbage and his son. The invention wasn't successful but opened doors for more inventions later on.
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The first Punched Card calculator was created by Herman Hollerith
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Lee de Forest invented the electric tube, it helped the invention of electronic computer.
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During this time, nothing new was invented out of a lack for any new technology. Between the early 1900s to 1938.
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The Electronic Machines were needed to crack German codes during World War II, however this was their only function.
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This invention was created by Howard Aiken from Harvard University.
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The British invented Colossus, a code-breaking device. They later destroyed all 10 they had so no other country could gain access to their technology.
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They did the work on multiple electronic tubes; created by John Bardeen, William Shockley and Walter Brattain. These were the first and second generation of computers.
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The integrated circuit lead us to our modern computer chip and was the third generation computer, yet was not mass produced.
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They were smaller, faster, and cheaper computers.
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From 1971 to today.
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Grace Hopper created her own new computer languages that are still used today.
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Steve Jobs and Steve Wozniak created Apple I, their first computer.
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This was more powerful than any other microprocessor during this time.
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Bill Gates and his company wrote program for PC and Microsoft; it became very popular and foward-ed the way for new technology.
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Gary Kildall wrote operating system chip CP/M, that we still use today.