WAEC Computer Studies 2025 Objective — Question 5
Question 5 of 50 from the West African Examinations Council (WAEC) Computer Studies 2025 Objective paper, with the correct answer and a full explanation.
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A mechanical device that allows the operation of multiplication through repeated addition is the:
- A. Jacquard's Loom
- B. Pascaline
- C. Slide Rule
- D. Stepped ReckonerCorrect
Explanation
The Stepped Reckoner (invented by Wilhelm Leibniz) was a mechanical calculator that could perform all four arithmetic operations, including multiplication by repeated addition.
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