BASIC COMPUTER CONCEPTS
HISTORY OF COMPUTERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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10th century, American
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16th century, Indians
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2nd century, Japanese
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6th century, Chinese
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Detailed explanation-1: -The basic purpose of the Abacus was to be used to count items. The invention of the Abacus occurred in Sumeria around 2700 to 2300 B.C.E. using a base 60 system, but the oldest known abacus example is the Salamis Tablet in Greece in 300 B.C.E.
Detailed explanation-2: -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-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.
Detailed explanation-4: -It was invented in the 17th century and is still in use today.
Detailed explanation-5: -Ancient Mesopotamians of Sumeria invented Abacus between and BC.