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  1. CPU: Central Processing Unit | AP CSP (article) | Khan Academy

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  2. CPU: Central Processing Unit | AP CSP (article) | Khan Academy

    The CPU is the brain of a computer, containing all the circuitry needed to process input, store data, and output results. The CPU is constantly following instructions of computer programs that tell it which …

  3. What are the parts of a computer? (article) | Khan Academy

    At a high level, all computers are made up of a processor (CPU), memory, and input/output devices. Each computer receives input from a variety of devices, processes that data with the CPU and …

  4. Computer memory (RAM) | AP CSP (article) | Khan Academy

    Since the CPU is constantly using data from memory, they're connected via a memory bus, a high speed communication transfer system, typically made from wires, conductors, or optical fibers.

  5. CPU, memory, input & output (video) | Khan Academy

    There's a central processing unit, or CPU, where all the calculations are done. And finally, there are output devices that take information and convert it into physical output.

  6. What makes a computer, a computer? (video) | Khan Academy

    A computer's processor takes information for memory, it manipulates it or changes it using algorithm, which is just a series of commands, and then it sends the process information back to be stored in …

  7. Class 11 Computer Science (India) - Khan Academy

    Explore components, memory, microprocessors, and OS to understand how modern computer systems work and have evolved.

  8. KA Computer Science Class 11 | Computing - Khan Academy

    Explore components, memory, microprocessors, and OS to understand how modern computer systems work and have evolved.

  9. Logic gates | AP CSP (article) | Khan Academy

    If you break into your own computer (don't!), you won't see anything like that. Our powerful computers now require billions of gates, so manufacturers have figured out how to make electronic parts very …

  10. Parallel computing | AP CSP (article) | Khan Academy

    The sequential model assumes that only one operation can be executed at a time, and that is true of a single computer with a single processor. However, most modern computers have multi-core …