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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Which is the first mechanical device used for calculation?
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calculator
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computer
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abacus
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None of the above
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Explanation:
Detailed explanation-1: -You might have a habit of using the calculator on a daily basis, but do you know which is the first calculating device? The answer is the abacus, which was invented by Blaise Pascal in 1642.
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.
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