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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China
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America
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Japan
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India
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Detailed explanation-1: -The abacus has been in existence in China since the second century BCE, although the oldest counting boards have been found in fourth century BCE Rome. Many cultures used abaci or something similar (such as the Inca quipu).
Detailed explanation-2: -Where was the Abacus invented? The type of Abacus most commonly used today was invented in China around the 2nd century B.C. However, Abacus-like devices are first attested from ancient Mesopotamia around 2700 B.C.!
Detailed explanation-3: -The abacus (plural abaci or abacuses), also called a counting frame, is a calculating tool which has been used since ancient times. It was used in the ancient Near East, Europe, China, and Russia, millennia before the adoption of the Hindu-Arabic numeral system. The exact origin of the abacus has not yet emerged.