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  • Computer | Definition, History, Operating Systems, Facts | Britannica
    A computer is a programmable device for processing, storing, and displaying information Learn more in this article about modern digital electronic computers and their design, constituent parts, and applications as well as about the history of computing
  • Computer - History, Technology, Innovation | Britannica
    Computer - History, Technology, Innovation: How did the abacus lead to modern computers? The earliest known calculating device is the abacus, dating back to at least 1100 BCE and still in use today, particularly in Asia The abacus showed that calculations could be represented physically and manipulated systematically Its use of discrete bead positions—on or off—anticipated the digital
  • Internet | Description, History, Uses, Facts | Britannica
    The Internet is a system architecture that has revolutionized communications and methods of commerce by allowing various computer networks around the world to interconnect The Internet emerged in the United States in the 1970s but did not become viable to the general public until the early 1990s
  • Ada Lovelace | Biography, Computer, Day, Facts | Britannica
    Ada Lovelace, English mathematician, an associate of Charles Babbage, for whose digital computer prototype, the Analytical Engine, she created a program in 1843 She has been called the first computer programmer Ada Lovelace Day, the second Tuesday in October, honors women’s contributions to science and technology
  • Charles Babbage | Biography, Computers, Inventions, Facts - Britannica
    Charles Babbage, English mathematician and inventor who is credited with having conceived the first automatic digital computer He designed two calculating devices, the Difference Engine and the Analytical Engine, neither of which were fully built Learn more about Babbage in this article
  • Computer - Supercomputing, Processing, Speed | Britannica
    Computer - Supercomputing, Processing, Speed: The most powerful computers of the day have typically been called supercomputers They have historically been very expensive and their use limited to high-priority computations for government-sponsored research, such as nuclear simulations and weather modeling Today many of the computational techniques of early supercomputers are in common use in
  • computer - Kids | Britannica Kids | Homework Help
    A computer is a device for working with information The information can be numbers, words, pictures, movies, or sounds Computer information is also called data Computers…
  • What is a computer? | Britannica
    A computer is a machine that can store and process information Most computers rely on a binary system, which uses two variables, 0 and 1, to complete tasks such as storing data, calculating algorithms, and displaying information Computers come in many different shapes and sizes, from smartphones to supercomputers weighing more than 300 tons
  • Steve Jobs | Biography, Education, Apple, Facts | Britannica Money
    Steve Jobs was a charismatic pioneer of the personal computer era With Steve Wozniak, Jobs founded Apple Inc in 1976 and transformed the company into a world leader in telecommunications
  • computer - Students | Britannica Kids | Homework Help
    Generally, a computer is any device that can perform numerical calculations—even an adding machine, an abacus, or a slide rule Currently, however, the term usually refers to…





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