An electronic vehicle dashboard speedometer that continuously reads wheel rotation speeds and renders them via an analog needle dial is a/an: MCQ with Answer and Explanation

Question
An electronic vehicle dashboard speedometer that continuously reads wheel rotation speeds and renders them via an analog needle dial is a/an:
A. Mainframe Interface
B. Analog Device
C. Digital Computer
D. Hybrid Computer
Answer: Option B
Solution (By JKSSB Mock Tests)
Devices that measure continuous physical movement or voltage variations without digitizing them into binary numbers are analog systems.
This question belongs to: Computer Computer Fundamentals
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Question #1
Which generation of computers used magnetic drums for memory?
A. Fourth
B. Third
C. First
D. Second
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Correct Answer: Option C

Explanation:
First-generation computers used magnetic drums for primary memory.
This question belongs to: Computer Computer Fundamentals
Question #2
Which generation of computers used machine language and assembly language?
A. Fourth
B. Second
C. Third
D. First
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Correct Answer: Option D

Explanation:
First-generation computers used machine language; second used assembly as well.
This question belongs to: Computer Computer Fundamentals
Question #3
Which generation of computers introduced Very Large Scale Integration (VLSI) and witnessed the birth of the commercial internet and laptop computers?
A. Third Generation
B. Second Generation
C. Fourth Generation
D. Fifth Generation
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Correct Answer: Option C

Explanation:
The Fourth Generation used VLSI chips, enabling the development of standard personal computers, laptops, and modern networks.
This question belongs to: Computer Computer Fundamentals
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