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How did we get here?

How did we get here?. What is a Computer?. A calculating device that can follow detailed instruction To create a computer one needs to: Represent data Instructions Data manipulation Control instruction. Early computers. Pascaline , Blaise Pascal 1642.

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How did we get here?

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  1. How did we get here?

  2. What is a Computer? • A calculating device that can follow detailed instruction • To create a computer one needs to: • Represent data • Instructions • Data manipulation • Control instruction

  3. Early computers Pascaline , Blaise Pascal 1642 Abacus, Chinese, Sumerians, 5000 BCE Stepped Reckoner, Leibnitz 1694

  4. The Analytical Engine Charles Babagge (Inventor), Ada Lovelace (Programmer), 1833-1843

  5. The First Computer Programmer The Engine 'might act upon other things besides number... the Engine might compose elaborate and scientific pieces of music of any degree of complexity or extent'. Ada Lovelace (1815-1852)

  6. Vannevar BushAs We May ThinkThe Atlantic Monthly1945

  7. Digital Computing

  8. Grace Hopper

  9. ‘60s

  10. Personal Computing

  11. The World Wide Web

  12. Web 2.0

  13. What’s Next?

  14. What’s next?

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