Computer system

Computer system

1. Input

   • Keyboard- Allows user to to enter data by pressing keys
   • Mouse- allows user to enter data by clicking
   • Touch Screen- Allows user to enter data by pressing or swiping on a screen
   • Microphone- Allows user to enter data by speaking or making a sound
   • Heat Sensor- Allows the surrounding heat to input data

2. Output

   • Speaker- allows data to be produced as sound waves, speakers usually vibrate
   • Moniter- Allows data to be produced as pixels
   • Printer- Allows data to be exported as pictures
   • Projector- Allows data to be shown as a video or photos
   • LED- Converts electrical signals from the process into a form of light energy

3. Storage

   • Storage Devices
     • Solid State
       • Flash memory (USB Stick)- A Way to transfer data from one system to another
       • SD Card
     • magnetic
       • Hard Disk- Uses magnetic storage to store and retrieve information
       • Magnetic Tape
     • Optical
       • CD
       • Blu Ray
       • DVD

4. Software

   • Search Engine- Allows user to enter key terms within the internet, e.g Google & Linux
   • Photo/Graphics programs- Allows user to edit and filter photos and other designs e.g Adobe Photoshop

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