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Understand the journey of computers from the ancient Abacus and Pascaline to modern-day computing technologies like Web 2.0. Learn about early computing pioneers, programming advancements, and future prospects in digital technology.
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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 Abacus, Chinese, Sumerians, 5000 BCE Stepped Reckoner, Leibnitz 1694
The Analytical Engine Charles Babagge (Inventor), Ada Lovelace (Programmer), 1833-1843
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)