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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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -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.
Detailed explanation-2: -An abacus is an ancient tool used for counting, consisting of a framed set with rods on which balls or beads are moved. 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.
Detailed explanation-3: -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.