COMPUTER HISTORY AND EVOLUTION
DEVELOPMENT OF COMPUTERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The Pascaline
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The Mouse
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The Abacus
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The Ipod
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Detailed explanation-1: -abacus, plural abaci or abacuses, calculating device, probably of Babylonian origin, that was long important in commerce. It is the ancestor of the modern calculating machine and computer.
Detailed explanation-2: -The abacus is one of many counting devices invented in ancient times to help count large numbers, but it is believed that the abacus was first used by the Babylonians as early as 2, 400 B.C.1 The abacus was in use in Europe, China, and Russia, centuries before the adoption of the written Hindu-Arabic numeral system.
Detailed explanation-3: -Multiplication could only be performed by repeated addition. In the light of the present day hardware, Pascal’s invention was the next logical step after abacus. Abacus was a simple register. With a carry facility it became a counter.