The computing devices invented by Charles Babbage are
A.
Difference Engine and Abacus
B.
Analytical Engine and Slide Rule
C.
Abacus and Slide Rule
A
D.
Analytical and Difference Engines
Correct Answer: Option D
Explanation
Charles Babbage, an English mechanical engineer and polymath, originated the concept of a digital programmable computer. He
Invented two computing devices, which are known as the Analytical Engine and the Difference Engine.
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