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  1. Most important processor in a given computer
    A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer. Its electronic circuitry executes instructions of a computer program, such as arithmetic, logic, controlling, and input/output (I/O) operations.

    Central processing unit - Wikipedia

    en.wikipedia.org/wiki/Central_processing_unit
    en.wikipedia.org/wiki/Central_processing_unit
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    When did a computer become a 'central processing unit'?
    The "central processing unit" term has been in use since as early as 1955. Since the term "CPU" is generally defined as a device for software (computer program) execution, the earliest devices that could rightly be called CPUs came with the advent of the stored-program computer .

    Central processing unit - Wikipedia

    en.wikipedia.org
    What is a central processing unit (CPU)?
    central processing unit (CPU), principal part of any digital computer system, generally composed of the main memory, control unit, and arithmetic-logic unit. It constitutes the physical heart of the entire computer system; to it is linked various peripheral equipment, including input/output devices and auxiliary storage units.

    Central processing unit (CPU) | Definition & Function | Britannica

    britannica.com
    What does CPU mean?
    "CPU" redirects here. For other uses, see CPU (disambiguation). A central processing unit ( CPU ), also called a central processor, main processor, or just processor, is the most important processor in a given computer.

    Central processing unit - Wikipedia

    en.wikipedia.org
    What is the control unit of a computer called?
    In modern computers, the CPU is contained on an integrated circuit chip called a microprocessor. The control unit of the central processing unit regulates and integrates the operations of the computer.

    Central processing unit (CPU) | Definition & Function | Britannica

    britannica.com
    What is a processor in Computer Science?
    In computing and computer science, a processor or processing unit is an electrical component ( digital circuit) that performs operations on an external data source, usually memory or some other data stream.

    Processor (computing) - Wikipedia

    en.wikipedia.org
    What does a CPU do?
    As you can see, the CPU does most of the instruction processing, and sometimes, even the graphics work (if it's built for that). The CPU isn't the only way to process instructions, however. Other components, such as the graphics card, have their own onboard processing capabilities.

    What Is a CPU, and What Does It Do? - How-To Geek

    howtogeek.com
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  3. Britannica
    https://www.britannica.com/technology…

    Central processing unit (CPU) | Definition & Function

    網頁6 天前 · Learn about the CPU, the principal part of any digital computer system, composed of the main memory, control unit, and arithmetic-logic …

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      3 Main Parts of CPU | Components of CPU and its Functions
      quicklearncomputer.com
      Central Processing Unit - javatpoint
      javatpoint.com
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    • How-To Geek
      https://www.howtogeek.com/694869/what-is-a-cpu-and-what-does …

      What Is a CPU, and What Does It Do? - How-To Geek

    • Khan Academy
      https://www.khanacademy.org/.../a/ce…

      CPU: Central Processing Unit | AP CSP (article) | Khan …

      網頁Learn about the CPU, the brain of a computer, that processes input, stores data, and outputs results. Explore the layers, components, and functions of the CPU chip, and see examples and questions.

    • Lifewire
      https://www.lifewire.com/what-is-a-cpu-2…

      What Is a CPU? (Central Processing Unit) - Lifewire

      網頁2022年6月13日 · Learn about the CPU, the computer component that interprets and executes commands from hardware and software. Find out how to identify, compare, and optimize CPU performance and features.

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    • Wikipedia
      https://en.wikipedia.org/wiki/Computer…

      Computer hardware - Wikipedia

      網頁Computer hardware comprises the physical parts of a computer, such as the central processing unit (CPU), random access memory (RAM), motherboard, computer data storage, graphics card, sound card, and …

    • 维基百科
      https://zh.wikipedia.org/wiki/中央处理器

      中央处理器 - 维基百科，自由的百科全书

      網頁中央處理器. 中央处理器 （香港作 CPU ，台湾作 CPU ）（英語： Central Processing Unit ，英文缩写为 CPU ）是 计算机 的主要设备之一，功能主要是解释计算机 指令 以及处理计算机 软件 中的 数据 。. 1970年代以 …

    • IBM
      https://www.ibm.com/think/topics/central-processing-unit

      What is a central processing unit (CPU)? | IBM

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