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  1. Computer - Wikipedia

    A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation). Modern digital electronic computers can …

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

    Oct 17, 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 …

  3. Computer - Wikiwand

    Computers are at the core of general-purpose devices such as personal computers and mobile devices such as smartphones. Computers power the Internet, which links billions of computers …

  4. What Is a Computer?

    Jun 14, 2025 · Guide on what a computer is, covering its history, types, components, and usage today. Meaning of general-purpose, special-purpose, and specialized computers.

  5. Computer - Simple English Wikipedia, the free encyclopedia

    Most computers are digital, which means that they represent information using binary digits, or bits. Computers come in different shapes and sizes, depending on the brand, model, and …

  6. Computer - Wikimedia Commons

    Aug 7, 2025 · English: A computer is a machine for manipulating data according to a list of instructions known as a program. Español: Una computadora (u ordenador) es una máquina …

  7. What is a computer? - Wikiversity

    Aug 29, 2022 · A computer is an electronic device that takes input or output such as numbers, text, sound, image, animations, video, etc., processes it, and converts it into meaningful …

  8. What is a computer? | Britannica

    Oct 20, 2025 · 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 …

  9. Wikipedia - Wikipedia

    Wikipedia[c] is a free online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki. Founded …

  10. What is a Computer? (Definition & Meaning) | Webopedia

    Oct 9, 2024 · A computer is a programmable machine that responds to specific instructions and uses hardware and software to perform tasks. Different types of computers, including …