COMPUTER FUNDAMENTALS

COMPUTER HISTORY AND EVOLUTION

DEVELOPMENT OF COMPUTERS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
name the first calculating device
A
napiers bones
B
abacus
C
pascaline
D
None of the above
Explanation: 

Detailed explanation-1: -abacus, plural abaci or abacuses, calculating device, probably of Babylonian origin, that was long important in commerce. It is the ancestor of the modern calculating machine and computer.

Detailed explanation-2: -Ancient Mesopotamians of Sumeria invented Abacus between and BC.

Detailed explanation-3: -An abacus is considered one of the first calculating devices invented by man.

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