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

    Dec 10, 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 design, constituent …

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

    Dec 2, 2025 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing information.

  3. Computer science and its application in various fields | Britannica

    computer science, Study of computers, their design (see computer architecture), and their uses for computation, data processing, and systems control, including design and development of computer …

  4. Computer - History, Technology, Innovation | Britannica

    Dec 10, 2025 · The history of the solving of these problems is the history of the computer. That history is covered in this section, and links are provided to entries on many of the individuals and companies …

  5. Hacker | Definition, Types, & Word Origin | Britannica

    The first computer hackers were MIT students during the 1950s and ’60s. The word hack in this case was slang for a shortcut—something for which computer-science students at MIT were always …

  6. URL | Meaning, Example, Definition, & Facts | Britannica

    Nov 8, 2025 · What is computer science? What kinds of problems does computer science help solve? What is programming in computer science? How do computers store and use information in …

  7. Computer science - Architecture, Organization, Algorithms | Britannica

    Dec 2, 2025 · Computer science - Architecture, Organization, Algorithms: Computer architecture deals with the design of computers, data storage devices, and networking components that store and run …

  8. Personal computer (PC) | Definition, History, & Facts | Britannica

    Nov 27, 2025 · A typical personal computer assemblage consists of a central processing unit, which contains the computer’s arithmetic, logic, and control circuitry on an integrated circuit; computer …

  9. Machine language | Programming, Algorithms & Syntax | Britannica

    Machine language, the numeric codes for the operations that a particular computer can execute directly. The codes are strings of 0s and 1s, or binary digits (“bits”), which are frequently converted both from …

  10. Application software | Definition, Examples, & Facts | Britannica

    Nov 8, 2025 · Application software is distinguished from system software, which controls a computer’s internal functioning, chiefly through an operating system, and also controls such peripherals as …