**Note this prepares you for A+ (D316/D317) and D315

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The computer system is divided into different categories or functions

  1. Input
  2. Computation processing
  3. Output
  4. Storage

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(https://mjpagedesign.com/images/print/Sample3.pdf)

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(https://simplycoding.in/ipo-cycle-2)  As you can see from the image above, certain parts of a computer will be within the four categories and storage includes ROM or HDDs. RAM would be part of the processing stage as it is just holding instructions to assist in processing.

Computer Hardware

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Motherboard – central circuit board which all other devices connect or interact

Power Supply – converts electricity into something usable for the computer