Question :

John Napier invented Logarithm in


A) 1614
B) 1617
C) 1620
D) None of above

Answer : A

Description :



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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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When was vacuum tube invented ?


A) 1900
B) 1906
C) 1910
D) 1880

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Abacus was the first


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B) mechanical computer
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