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  1. Computer | Definition, History, Operating Systems, & Facts

    Jun 16, 2025 · A computer is a programmable device for processing, storing, and displaying information. Learn more in this article about modern digital electronic computers and their …

  2. Definition, Characteristics, Examples, & Facts - Britannica

    Jun 29, 2025 · What is artificial intelligence? Artificial intelligence is the ability of a computer or computer-controlled robot to perform tasks that are commonly associated with the intellectual …

  3. Charles Babbage | Biography, Computers, Inventions, & Facts

    Jun 21, 2025 · Charles Babbage, English mathematician and inventor who is credited with having conceived the first automatic digital computer. He designed two calculating devices, the …

  4. Digital computer | Evolution, Components, & Features | Britannica

    Digital computer, any of a class of devices capable of solving problems by processing information in discrete form. It operates on data, including magnitudes, letters, and symbols, that are …

  5. Computer science | Definition, Types, & Facts | Britannica

    Jul 23, 2025 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing …

  6. Computer - History, Technology, Innovation | Britannica

    Jun 16, 2025 · Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.” Such a …

  7. Mainframe | Definition & Facts | Britannica

    Mainframe, digital computer designed for high-speed data processing with heavy use of input/output units such as large-capacity disks and printers. Mainframes have been used for …

  8. Alan Turing | Biography, Facts, Computer, Machine, Education,

    Jun 22, 2025 · Alan Turing was a British mathematician and logician, a major contributor to mathematics, cryptanalysis, computer science, and artificial intelligence. He invented the …

  9. Computer - Home Use, Microprocessors, Software | Britannica

    Jun 16, 2025 · Computer - Home Use, Microprocessors, Software: Before 1970, computers were big machines requiring thousands of separate transistors. They were operated by specialized …

  10. Software | Definition, Types, & Facts | Britannica

    Software comprises the entire set of programs, procedures, and routines associated with the operation of a computer system. The term was coined to differentiate these instructions from …