Who is universally recognized as the 'Father of Modern Computer Science' due to his theoretical foundational work on algorithms and universal computing machines? MCQ with Answer and Explanation

Who is universally recognized as the 'Father of Modern Computer Science' due to his theoretical foundational work on algorithms and universal computing machines?
A. Charles Babbage
B. Alan Turing
C. John von Neumann
D. Dennis Ritchie
Answer: Option B
Solution (By JKSSB Mock Tests)
Alan Turing provided the formal mathematical models of computation (Turing Machines) that form the theoretical basis of computer science.

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Which device is used to input data from a printed paper?
A. Webcam
B. Touchscreen
C. Microphone
D. Scanner

Correct Answer: Option D


Explanation:
A scanner converts printed text and images into digital data.

This question belongs to: Computer Computer Fundamentals
Question #2
Which fundamental component of the Von Neumann CPU is responsible for temporarily storing the intermediate results of arithmetic and logical operations?
A. Program Counter
B. Accumulator
C. Instruction Register
D. System Bus

Correct Answer: Option B


Explanation:
The Accumulator is a special-purpose register within the ALU that stores intermediate calculation results during processing.

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Which component inside a desktop computer case serves as the central structural circuit board, linking the CPU, memory, and expansion cards together?
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Correct Answer: Option A


Explanation:
The motherboard (or mainboard) is the primary printed circuit board that physically connects and enables communication among hardware components.

This question belongs to: Computer Computer Fundamentals