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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What people used to count and calculate in early days.
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Computer
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Calculator
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Pebbles, fingers and sticks
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Microprocessor
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Explanation:
Detailed explanation-1: -ABACUS was used by Ancient Greeks and Romans for calculations. And this design improves by the Chinese and is called SUAN PAN. ABACUS is also called SOROBAN.
Detailed explanation-2: -The Earliest Number Systems For many thousands of years, people have counted things using their fingers and toes. At least 25, 000 years ago, people also began making tally marks, marks on a stick or stone tablet to record numbers. Tally marks are still used today by many people, maybe even you!
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