COMPUTER HISTORY AND EVOLUTION
EARLY COMPUTING DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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After the invention of the abacus, which of the following inventions helped humans to improve the speed and accuracy of calculations?
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slide rule
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astrolabe
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clocks
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all of these
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Explanation:
Detailed explanation-1: -The abacus, which emerged about 5, 000 years ago in Asia Minor and is still in use today, may be considered the first computer. This device allows users to make computations using a system of sliding beads arranged on a rack. Early merchants used the abacus to keep trading transactions.
Detailed explanation-2: -The first calculating device that was invented was the Abacus. It is a manual calculating device that consists of rows of beads representing a place of value and digits. The abacus was invented by Blaise Pascal in the year 1642.
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