The first electronic programmable digital computer, ENIAC, was designed by whom? MCQ with Answer and Explanation

Question
The first electronic programmable digital computer, ENIAC, was designed by whom?
A. John von Neumann
B. Alan Turing
C. John Mauchly and J. Presper Eckert
D. Charles Babbage
Answer: Option C
Solution (By JKSSB Mock Tests)
ENIAC (Electronic Numerical Integrator and Computer) was constructed by Mauchly and Eckert at the University of Pennsylvania in 1945.
This question belongs to: Static General Knowledge Inventions and Discoveries
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Question #1
The invention of the modern pneumatic tire containing compressed inner air tubes was patented by which developer?
A. John Boyd Dunlop
B. Charles Goodyear
C. Robert William Thomson
D. Karl Benz
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Correct Answer: Option A

Explanation:
John Boyd Dunlop patented a highly successful commercial pneumatic tire in 1888 for his son's tricycle, reducing operational friction.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #2
The invention of the iconic acoustic phonograph recording flat disc format (Gramophone) was developed by whom?
A. Nikola Tesla
B. Thomas Edison
C. Emile Berliner
D. Alexander Graham Bell
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Correct Answer: Option C

Explanation:
Emile Berliner introduced flat zinc discs with lateral groove tracking in 1887, outperforming Edison's hollow wax storage cylinders.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #3
Who discovered the enzyme Lysozyme and later discovered penicillin?
A. Alexander Fleming
B. Louis Pasteur
C. Howard Florey
D. Edward Jenner
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Correct Answer: Option A

Explanation:
Sir Alexander Fleming discovered lysozyme (an antimicrobial enzyme found in tears and saliva) in 1921 before discovering penicillin in 1928.
This question belongs to: Static General Knowledge Inventions and Discoveries
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