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  1. Central Processing Unit (CPU) - GeeksforGeeks

    Oct 26, 2025 · The Central Processing Unit (CPU) is like the brain of a computer. It’s the part that does most of the thinking, calculating, and decision-making to make your computer work.

  2. Central processing unit - Wikipedia

    The "central processing unit" term has been in use since as early as 1955. [12][13] Since the term "CPU" is generally defined as a device for software (computer program) execution, the earliest …

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

    Oct 28, 2024 · The most important part of your computer, if you had to choose just one, would be the central processing unit (CPU). It's the primary hub (or "brain"), and it processes the …

  4. What Is CPU (Central Processing Unit)? - Computer Hope

    Dec 2, 2025 · Alternately called a processor, central processor, or microprocessor, the CPU (pronounced sea-pea-you) is the central processing unit of the computer. A computer's CPU …

  5. What is a central processing unit (CPU)? - IBM

    A central processing unit (CPU) is the primary functional component of a computer. The CPU is an assemblage of electronic circuitry that run a computer’s operating system and apps and …

  6. Understanding the CPU: The Brain of the Computer

    Sep 12, 2025 · The Central Processing Unit (CPU) serves as the integral brain of a computer, orchestrating an array of functions that allow systems to operate efficiently. At the heart of …

  7. Central processing unit (CPU) | Definition & Function - Britannica

    Nov 29, 2025 · Central processing unit (CPU), computer system, generally composed of the main memory, control unit, and arithmetic-logic unit. It constitutes the physical heart of the entire …

  8. What Is a Central Processing Unit (CPU)? The Brain of Modern …

    Nov 5, 2025 · Often referred to as the “brain” of the computer, the CPU is responsible for executing instructions, performing calculations, and managing data flow within the system. It is …

  9. What is CPU? Components, Parts of CPU and their Functions

    Apr 30, 2025 · CPU controls the all instructions, which receive from the system’s hardware and software, process them, and finally produces the result through output devices likes as monitor …

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

    Jun 13, 2022 · The central processing unit (CPU) is the computer component that's responsible for interpreting and executing most of the commands from the computer's other hardware and …