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The first Mechanical Calculating Machine was invented by:

The first Mechanical Calculating Machine was invented by:

  • (A) William Oughtred
  • (B) Gottfried W. Leibniz
  • (C) Blaise Pascal
  • (D) Charles Babbage
The first mechanical calculator, although unknown, was invented by a German professor named Wilhelm Schickard in 1623. However, the first calculator that gained recognition and actually worked was Blaise Pascal's Pascaline, designed between 1642 and 1644 for tax calculations.
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 ‘NATO’ is an abbreviation of:

March 18, 2026 No Comments
  • (A) North Atlantic Treaty Organization
  • (B) Non-Aligned Treaty Organization
  • (C) Non-Aligned Trading Organization
  • (D) North American Transport Organization

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