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In 1642, the french mathematician Blaise Pascal made an Arithmetic Machine. He used it to count momey. During the next ten years, Pascal made fifty more machine.
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In the 1670s, a German called Leibnitz continued Pascal's work and made a better machine. Leibnitz's machine was called the step reckoner. It could do much more difficult calculations than Pascal's Arithmetic Machine. Interesingly,
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Charles Babbage was born in Great Britain on December 26, 1791. Mathematician of profession, dedicated almost quite his life to the development of a mechanism capable of elaborating of automatic form the tables of numbers http://www.neoteo.com/la-maquina-analitica-de-babbage/
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A computer is a general purpose device that can be programmed to carry out a set of arithmetic or logical operations automatically.
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In 1957 IBM made a computer called the 610 auto point.
They said that it was the first personal computer. -
In 1976 steve wozniak and steve jobs starter the apple computer company.
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In 1977 their secon computer the apple 2 , appeared.
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Microsoft first big success came in 1981.IMB asked bill gates to write an operating system for their PCs.
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It was in 1984 when Apple finally launched the Macintosh 128K , and made it big, announcing the appliance on January 22 , during the third four Super Bowl XVIII . That gave the announcement a huge audience , but more important was the content, which was directed by Ridley Scott. http://computadorasmac.about.com/od/Historia-computadoras-Mac/a/La-Primera-Macintosh.htm
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The Intel Pentium 4 chip, made in the year 2000, had 42 million transistor. Two years later, the first Intel Itanium 2 chip had 220 million, and the Itanium 2 chips havemore than a billion!
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