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| What was considered to be the first calculating device? The Chinese developed it in the year 2600 BC. | abacus | ||||
| He deeloped "Napier's Rods." It was a calculator made from rods. It allowed people to multiply numbers faster. | John Napier | ||||
| He was a mathematician who developed the "Pascaline," This was the first mechanical adding achine. The Pascaline was a wooden box that could add and subtract by using a series of gears and wheels. | Blaise Pascal | ||||
| He developed a weaving machine that was controlled by punch cards. This invention led to the methos of storing info by using punch cards. | Joseph Jaquard | ||||
| He invented the "Tabulating Machine." The tabulating machine used pinch cars to store info. It was later used to tabulate the US Census. | Herman Hollerith | ||||
| He is known as the "Father of Computers." He developed the Difference Engine and the Analytic Engine. These two machines were powered by steam to move the punch cards and operate the gears. his ideas were later used to design calculators and computers. | Charles Babbage | ||||
| She i considered to be the first computer programmer. She wrote a computer language for the Analytic Engine. | Ada Lovelace | ||||
| He develpoed the very first Apple computer form his garage. | Steve Jobs | ||||
| He created the computer language known as "Windows." He also made the Personal Computer (PC) popular by bringing it over from Japan. | Bill Gates | ||||
| they were electronic devices that controlled the flow of electricity in and out of a computer. They looked like long light bulbs; replaced the use of vaccum tubes;tiny chip that contains thousands of tiny circuits, more memory/circuits on s. com. chip | vacuum tubes, transistors, integrated circuits, and microprocessors |
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Created by:
kris10dg
on 2011-02-17