Who invented the first operational hot air balloon, executing the first recorded human flight? MCQ with Answer and Explanation
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Question #1
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The invention of the common digital computer operating memory layout known as the Virtual Memory system was pioneered where?
Correct Answer: Option C
Explanation:
The Atlas computing development team implemented structural hardware address translation systems in 1959 to pool core and drum memories.
The Atlas computing development team implemented structural hardware address translation systems in 1959 to pool core and drum memories.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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Who invented the multi-matrix code known as the QR (Quick Response) Code in 1994?
Correct Answer: Option C
Explanation:
Masahiro Hara from the Japanese company Denso Wave invented the QR code in 1994 to track automobile components during assembly.
Masahiro Hara from the Japanese company Denso Wave invented the QR code in 1994 to track automobile components during assembly.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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Who discovered that light waves traveling through tiny structural apertures display edge-bending profiles, establishing Diffraction?
Correct Answer: Option B
Explanation:
Italian physicist Grimaldi coined the exact term 'diffraction' and accurately recorded the phenomenon in a posthumous 1665 publication.
Italian physicist Grimaldi coined the exact term 'diffraction' and accurately recorded the phenomenon in a posthumous 1665 publication.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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