What mechanical calculation machine did Gottfried Leibniz improve upon to create the 'Step Reckoner', capable of performing multiplication and division automatically? MCQ with Answer and Explanation

What mechanical calculation machine did Gottfried Leibniz improve upon to create the 'Step Reckoner', capable of performing multiplication and division automatically?
A. Analytical Engine
B. Jacquard Loom
C. Pascaline
D. Abacus
Answer: Option C
Solution (By JKExamLibrary)
Leibniz expanded the design of Pascal’s calculator (the Pascaline) by adding a stepped cylinder mechanism to allow automated multiplication.

This question belongs to: Computer Computer Fundamentals

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Practice More Computer Fundamentals Questions

Question #1 Report Error
Which of the following is not a type of computer based on size and power?
A. Supercomputer
B. Microcomputer
C. Analog computer
D. Minicomputer

Correct Answer: Option C


Explanation:
Analog computers are classified by their operational principle (continuous vs. discrete), not size/power.

This question belongs to: Computer Computer Fundamentals
Question #2 Report Error
Which classification of computers is engineered with extreme processing power to run highly complex simulations, such as weather forecasting and quantum mechanics?
A. Minicomputers
B. Workstations
C. Mainframe Computers
D. Supercomputers

Correct Answer: Option D


Explanation:
Supercomputers are the fastest and most computationally intensive systems, designed specifically for massive parallel mathematical simulations.

This question belongs to: Computer Computer Fundamentals
Question #3 Report Error
What does the acronym 'CPU' stand for?
A. Control Processing Unit
B. Central Program Unit
C. Central Processing Unit
D. Computer Personal Unit

Correct Answer: Option C


Explanation:
CPU stands for Central Processing Unit, the primary component that executes instructions.

This question belongs to: Computer Computer Fundamentals