Which component acts as the 'brain' of the computer system, housing the circuitry that executes all primary logical and arithmetic procedures? MCQ with Answer and Explanation
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Question #1
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Which of the following is an example of a pointing device?
Correct Answer: Option A
Explanation:
A mouse is a pointing device used to interact with graphical user interfaces.
A mouse is a pointing device used to interact with graphical user interfaces.
This question belongs to:
Computer
Computer Fundamentals
Question #2
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Which early mechanical computing device was invented by Blaise Pascal in 1642 and used a system of interlocking gears and wheels to perform addition and subtraction?
Correct Answer: Option A
Explanation:
The Pascaline, or Arithmetic Machine, was the first mechanical calculator capable of performing addition and subtraction directly via rotating wheels.
The Pascaline, or Arithmetic Machine, was the first mechanical calculator capable of performing addition and subtraction directly via rotating wheels.
This question belongs to:
Computer
Computer Fundamentals
Question #3
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The foundational 'Stored Program Control' concept, which dictates that instructions and data reside together in the same memory unit, was proposed by:
Correct Answer: Option D
Explanation:
John von Neumann introduced the design architecture where data and program instructions are stored together in a single shared memory space.
John von Neumann introduced the design architecture where data and program instructions are stored together in a single shared memory space.
This question belongs to:
Computer
Computer Fundamentals
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