Computer Technology Past, Present And Future

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Belita Ross English 1301 Rowell 11/06/15 Final Essay Computer Technology-Past, Present and Future. Nothing better describes modern life better than the computer. For better or worse, computers are apart of every aspect in our society. Today computers do much more than just read data: supermarket scanners calculate our grocery bill while checking store inventory; computerized telephone switching centers make sure that millions of calls and lines are not being tangled up or over-whelmed ; and atms let us conduct banking transactions from virtually anywhere in the world. But where did all this technology come from and where is it heading? How will it affect us medically, environmentally and economically The Past-The Mechanical Era Computers truly came into their own as great inventions in the last two decades of the 20th century but their history stretches back more than 2500 years to the abacus: a simple calculator made from beads and wires. Though it may seem that the ancient abacus and the modern computer has nothing in common the principle, making repeated calculations faster than the human brain is the same. It was used by early merchants in Europe until the use of paper pencil, at that time it lost it 's importance. It took almost 12 centuries for the next advance in computing device to emerge. Blaise Pascal(1623-1662), a son of a french tax collector, invented what he called a “numerical wheel calculator” to help his father with his duties. After Pascal, there
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