The invention of the first functional program-controlled electronic binary computing architecture, the EDSAC, was completed where? MCQ with Answer and Explanation

The invention of the first functional program-controlled electronic binary computing architecture, the EDSAC, was completed where?
A. University of Pennsylvania
B. Stanford Research Institute
C. University of Cambridge by Maurice Wilkes
D. Harvard University
Answer: Option C
Solution (By JKSSB Mock Tests)
The EDSAC (Electronic Delay Storage Automatic Calculator) performed its first calculation in 1949, applying von Neumann's stored-program architecture.

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Practice More Inventions and Discoveries Questions

Question #1
Who discovered the presence of electrons within stable atomic configurations by modeling the 'Plum Pudding' atom?
A. Ernest Rutherford
B. J.J. Thomson
C. Niels Bohr
D. John Dalton

Correct Answer: Option B


Explanation:
J.J. Thomson proposed the model where small negatively charged electrons are embedded in a uniform sphere of positive charge.

Question #2
Who discovered the specific virus responsible for causing AIDS (Human Immunodeficiency Virus)?
A. Howard Temin
B. Jonas Salk
C. Luc Montagnier and Robert Gallo
D. David Baltimore

Correct Answer: Option C


Explanation:
Luc Montagnier and Robert Gallo isolated and identified the retrovirus HIV as the causative agent behind AIDS in the 1880s.

Question #3
Who invented the first operational safety air-brake system for high-speed railway trains?
A. James Watt
B. George Stephenson
C. Elisha Otis
D. George Westinghouse

Correct Answer: Option D


Explanation:
George Westinghouse patented the compressed-air brake in 1869, automating uniform halting across all train cars simultaneously.