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Revision (The CPU (There are 3 things that the CPU does to any data as it…

- - - - The CPU fetches instructions from the storage and passes them onto the decoder.
    - - The CPU translates the data into a readable form for the executor to finish the job.
    - - The CPU works out the code and does everything it can to get it right.
- - - - Facebook
      - Anti Virus
      - Windows
      - Snapchat
      - Instagram
      - Whatsapp
      - Twitter
    - - Operating System
        
        This is the piece of Software that the computer needs to run. It manages the hardware and the rest of the software.
      - Utility System
        
        Software that is used to clean, organise, protect, and keep your computer running smoothly. You don't need this software but it helps make you computer last longer without any problems.
      - Application Software ( apps )
        
        These are the pieces of Software on the computer that the user wants to use. They can be different for everyone depending on your interests and what you use your device for.
  - - - Headphones
      - Memory Stick
      - Disc
      - Printer
      - Monitor
- - - - RAM
  - - - Hard Drive
        
        Programs software
        
        Inside is a disc
        
        Stores more
        
        Cheaper
        
        Slower
        
        Files
      - Solid State Drive
        
        No moving parts
        
        Expensive
        
        Stores less
        
        Quick
        
        Files
        
        Program software
      - USB
        
        External
        
        Portable
        
        Universal
      - Floppy Disc
        
        Easily breakable
        
        Portable
        
        Old
      - CD/DVD/Blue Ray
        
        Small size
        
        Scratches easily
        
        Large capacity
        
        Blu ray needs a special player
      - ROM
        
        ROM stands for- read only memory
        
        Boosts up storage
        
        How to load up the computer
      - Cloud
        
        Access anywhere with internet
        
        Storing online
- - - - Keyboard
      - Mouse
      - Webcam
      - Scanner
  - - - Printer
      - Projector
      - Monitor
      - Speakers
      - Headphones