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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.
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Computer - Technology, Invention, History | Britannica
Computer - Technology, Invention, History: By the second decade of the 19th century, a number of ideas necessary for the invention of the computer were in the air.
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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.
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Personal computer (PC) | Definition, History, & Facts | Britannica
personal computer (PC), a digital computer designed for use by only one person at a time.
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computer summary | Britannica
Computer, device for processing, storing, and displaying information. Computer once meant a person who did computations, but now the term almost universally refers to automated electronic machinery.
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Computer science | Definition, Types, & Facts | Britannica
Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing information.
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What Is Machine Learning? - Britannica
By using machine learning, a computer may attain some level of artificial intelligence. The most popular tools used in machine learning are artificial neural networks and genetic algorithms.
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Computer - History, Technology, Innovation | Britannica
Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.”
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Computer - Miniaturization, Transistors, Chips | Britannica
In 1994 Leonard Adleman, a mathematician at the University of Southern California, demonstrated the first DNA computer by solving a simple example of what is known as the traveling salesman problem.
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Algorithm | Definition, Types, & Facts | Britannica
Although Turing ended up proving that there must exist undecidable propositions, his description of the essential features of any general-purpose algorithm machine, or Turing machine, became the foundation of computer science.