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

    2025年8月25日 · 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. What is a computer? - Britannica

    2025年8月25日 · 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 …

  3. computer summary | Britannica

    A computer consists of the central processing unit (CPU), main memory (or random-access memory, RAM), and peripherals (e.g., a keyboard, a printer, disc drives).

  4. Computer Definition & Meaning | Britannica Dictionary

    COMPUTER meaning: an electronic machine that can store and work with large amounts of information often used before another noun

  5. Compute Definition & Meaning | Britannica Dictionary

    COMPUTE meaning: to find out (something) by using mathematical processes calculate

  6. Computer - Technology, Invention, History | Britannica

    2025年8月25日 · By the second decade of the 19th century, a number of ideas necessary for the invention of the computer were in the air. First, the potential benefits to science and industry of …

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

    2025年9月15日 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing …

  8. computer - Kids | Britannica Kids | Homework Help

    Computer software is divided into two basic types—the operating system and application software. The operating system controls how the different parts of hardware work together. …

  9. Computer - Output Devices | Britannica

    2025年8月25日 · Computer - Output Devices: Printers are a common example of output devices. New multifunction peripherals that integrate printing, scanning, and copying into a single …

  10. Computer - History, Technology, Innovation | Britannica

    2025年8月25日 · Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.”