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Questions and Answers
Who is known as 'the father of modern computer'?
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?
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?
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?
What did John Napier's invention, 'bones', help in doing?
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What did Herman Hollerith invent in 1890 for processing data?
What did Herman Hollerith invent in 1890 for processing data?
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In what year did Hollerith's company change its name to International Business Machines (IBM)?
In what year did Hollerith's company change its name to International Business Machines (IBM)?
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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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