Historical Calculating Devices Quiz
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Questions and Answers

Who is known as 'the father of modern computer'?

  • John Napier
  • Herman Hollerith
  • Blaise Pascal
  • Charles Babbage (correct)
  • What was the purpose of the Pascaline, invented by Blaise Pascal?

  • Processing data for U.S. Census
  • Multiplying and dividing
  • Addition and subtraction (correct)
  • Taking square roots and cube roots
  • Which invention was designed to perform complex mathematical calculations?

  • The Pascaline
  • The Analytical Engine (correct)
  • Napier's Bones
  • Tabulating Machine
  • What did John Napier's invention, 'bones', help in doing?

    <p>Multiplying and dividing</p> Signup and view all the answers

    What did Herman Hollerith invent in 1890 for processing data?

    <p>Tabulating Machine</p> Signup and view all the answers

    In what year did Hollerith's company change its name to International Business Machines (IBM)?

    <p>1924</p> Signup and view all the answers

    Study Notes

    Key Figures in Computing

    • Charles Babbage is recognized as 'the father of modern computer' due to his concepts of the Analytical Engine and the difference engine.

    Early Calculating Devices

    • The Pascaline, created by Blaise Pascal, was designed to perform basic arithmetic calculations, notably addition and subtraction.

    Mathematical Innovations

    • The difference engine and analytical engine, created by Charles Babbage, were intended to perform complex mathematical calculations with greater accuracy and efficiency.

    Napier's Contributions

    • John Napier developed 'bones' (or Napier's Bones) as a calculating tool, which used rods to simplify multiplication and division calculations.

    Data Processing Inventions

    • Herman Hollerith invented a punched card tabulating machine in 1890 to process census data efficiently, revolutionizing data handling.

    Evolution of a Company

    • Hollerith's company changed its name to International Business Machines (IBM) in 1924, marking a key transformation in the technology industry.

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    Description

    Test your knowledge about historical calculating devices such as Napier's Bones and the Pascaline. Learn about how these inventions helped in performing various mathematical operations and their inventors. Explore the fascinating history of early mechanical calculators.

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