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. Analog Device
B. Digital Computer
C. Mainframe Interface
D. Hybrid Computer
Answer: Option A
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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Practice More Computer Fundamentals Questions

Question #1
What is the basic unit of data in a computer?
A. Bit
B. Word
C. Byte
D. Nibble
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Correct Answer: Option A

Explanation:
The bit (binary digit) is the smallest unit of data in a computer, representing a 0 or 1.
This question belongs to: Computer Computer Fundamentals
Question #2
Which metric is the standard unit of measurement for evaluating the high-speed computational performance of modern supercomputers?
A. Hertz
B. Baud
C. FLOPS
D. MIPS
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Correct Answer: Option C

Explanation:
Supercomputer speeds are measured in FLOPS (Floating-Point Operations Per Second) due to the high-precision scientific math they perform.
This question belongs to: Computer Computer Fundamentals
Question #3
What is the primary language of computers?
A. C language
B. Machine language
C. Assembly language
D. High-level language
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Correct Answer: Option B

Explanation:
Machine language, consisting of binary code (0s and 1s), is the native language of computers.
This question belongs to: Computer Computer Fundamentals
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