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Informatics - Coggle Diagram

- - - - Mechanical Parts
      - Input
        
        the data or instructions sent to a computer system via hardware, allowing it to perform tasks.
        
        Mouse
        
        Keyboard
        
        Etc.
      - Output
        
        the information a computer conveys to a user, such as text on a monitor, printed documents, or sound from speakers.
        
        Monitor
        
        Printer
        
        Speaker
        
        Etc.
    - - System Software
        
        Operating System
        
        MacOS
        
        Etc.
        
        Windows
        
        Device Drivers
        
        Printer Drivers
        
        Display drivers
        
        Etc.
      - Application Programs
        
        Microsoft
        
        Google
        
        Etc.
  - - - The "brain" of the computer that processes information and executes commands.
    - - A large circuit board that connects all the main components of the computer.
    - - Short-term, temporary storage used for calculations while the computer is on. Data is cleared when the power is turned off.
    - - Long-term storage for data, such as a hard drive or a faster solid-state drive (SSD), which retains information even when the computer is off.
    - - Hardware used to send data to the computer, such as a keyboard, mouse, or microphone.
    - - Hardware used to display or produce the results of processing, such as a monitor, printer, or speakers.
    - - Converts power from an outlet and distributes it to all the internal components.
  - - - A list of instructions that the computer can follow.
    - - The main program that manages the computer's hardware and software resources (e.g., Windows, macOS).
    - - Programs that perform specific tasks for the user, such as a web browser, word processor, or video game.
- - - - Local Area Network (small, scale, e.g. schools).
    - - Metropolitan Area Network (city scale)
    - - Wide Area Network (large scale, inter-country
    - - A Personal Area Network (around 10m, bluetooth)
    - - Campus Area Network (university/campus scale)
    - - Storage Area Network (dedicated, high-speed data storage)
  - - - Network protocols, operating system
    - - A person who accesses the network
    - - cables, switches, routers, modems
  - - - Wired connection (LAN, Backbone, RJ45, Switch)
    - - Wireless connecton (WiFi, Bluetoot, Satellite, Cellphone, IR)
  - - - The world's largest computer network conencting millions of devices
      - Enables global data exchange and communication
    - - Communication media (messages, video calls)
      - Entertainment (music, movies, games).
      - Source of information and knowledge.
      - Support online learning.
    - - Email
        
        Electronic Mail.
      - Cloud Storage
        
        Online storage.
      - Web
        
        Site page based information
      - Social media
        
        Interaction between users.
    - - Negative
        
        gadget addiction
        
        data misuses
        
        Spread of hoaxes
      - Positive
        
        broaded horizons
        
        make work easier
        
        quick information