Instructions and memory address are represented by

A) Character code
B) Binary codes
C) Binary word
D) Parity bit

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Each set of Napier’s bones consisted of ______ rods.

A) 5
B) 9
C) 11
D) 13

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What is the date when Babbage conceived Analytical engine

A) 1642
B) 1837
C) 1880
D) 1850

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Why are vacuum tubes also called valves?

A) Because they can amplify the weak signals and make them strong
B) Because they can stop or allow the flow of current
C) Both of above
D) None of above

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The first firm to mass-market a microcomputer as a personal computer was

A) IBM
B) Super UNIVAC
C) Radio Shaks
D) Data General Corporation

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