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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programming
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calculations
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computing
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science
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Detailed explanation-1: -ABACUS is a simple calculating tool used to do all the basic arithmetic calculations like addition, subtraction, multiplication and division. Abacus consist of rods in which beads move up and down. A beam divides the abacus rod into two parts. The lower part has 4 beads known as the lower bead or earth bead.
Detailed explanation-2: -Abacus was the first counting machine. Earlier it was fingers, stones, or any various kinds of natural material. It was widely in use in different countries from the Middle East to Japan, China, Russia as well as Europe.
Detailed explanation-3: -abacus-An abacus is a manual aid to calculating that consists of beads or disks that can be moved up and down on a series of sticks or strings within a usually wooden frame.
Detailed explanation-4: -What is Abacus? It is an instrument that is used to calculate or count by using sliding counters and a rod. It was indeed the world’s first calculator. It was first used in Europe, China, and Russia.