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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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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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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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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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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 science - Architecture, Organization, Algorithms | Britannica
Computer science - Architecture, Organization, Algorithms: Computer architecture deals with the design of computers, data storage devices, and networking components that store and run programs, transmit data, and drive interactions between computers, across networks, and with users.
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Computer Control, Process Automation, Robotics - Britannica
Although other automated systems are typically controlled by computer, the term computer process control is generally associated with continuous or semicontinuous production operations involving materials such as chemicals, petroleum, foods, and certain basic metals.
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Computer network | Definition & Types | Britannica
A computer network consists of two or more computers that are connected to each other to communicate data electronically. Two basic network types are local area networks (LANs) and wide area networks (WANs).
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Computer - Supercomputing, Processing, Speed | Britannica
The physical elements of a computer, its hardware, are generally divided into the central processing unit (CPU), main memory (or random-access memory, RAM), and peripherals.