
Central processing unit - Wikipedia
It tells the computer's memory, arithmetic and logic unit and input and output devices how to respond to the instructions that have been sent to the processor. It directs the operation of the other units by …
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.
What is a central processing unit (CPU)? - IBM
The CPU is an assemblage of electronic circuitry that run a computer’s operating system and apps and manage a variety of other computer operations. A CPU is, essentially, the active brain of the …
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 handles …
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 computer …
What is a CPU? All about processors
Feb 28, 2025 · CPUs (or processors) are central to any electronic device, but what is a CPU? Discover everything you need to know in this guide.
What Is a CPU, and What Does It Do? - How-To Geek
Oct 28, 2024 · The CPU (central processing unit) is the brain of your computer, processing instructions from programs and components. Modern CPUs use billions of microscopic transistors to interpret …
Computer Processor (CPU): Working, Types, and Importance
Mar 20, 2024 · A computer processor, often called the central processing unit or CPU, is the brain of a computer. It’s a hardware component that executes instructions and performs calculations necessary …
What Is a CPU? | Function, Types, and Uses Explained
Jul 9, 2025 · In simple terms, CPU stands for Central Processing Unit, and it’s responsible for executing instructions and processing data. Without it, your computer—or any digital device—simply wouldn’t …
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What is a CPU? Here’s everything you need to know
Oct 3, 2024 · One component term you may have encountered is “CPU,” which stands for “ central processing unit.” CPUs reside in almost all devices you own, whether it’s a smartwatch, a computer, …