BASIC COMPUTER CONCEPTS
HISTORY OF COMPUTERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Who developed Abacus
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China
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India
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Europe
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Singapore
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Explanation:
Detailed explanation-1: -Ancient Mesopotamians of Sumeria invented Abacus between and BC.
Detailed explanation-2: -The Sumerian abacus appeared between 2700 and 2300 BC.
Detailed explanation-3: -Answer: Abacus was invented by Tim Cranmer. The abacus (plural abaci or abacuses), also called a counting frame, is a calculating tool that was in use in Europe, China and Russia, centuries before the adoption of the written Hindu–Arabic numeral system.
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