Input devices

Input devices

1. Mouse

   • A pointing device, used as a section tool,selecting applications,text,functions

2. Webcam

   • Capturing digital images or video, e.g. when using Skype

3. Microphone

   • Capturing sound e.g. when using Skype or voice over Internet Protocol

4. Barcode reader

   • Captures digital information on a barcode

5. Scanner

   • Used to input hard copies of pictures/images and text into a computer

6. Remote control

   • Controls the functions of devices such as Tvs, DVD players etc

7. Touchscreen

   • Displays information on a computer and allows for data input with virtual keyboard. A touchscreen can detect exactly where on its surface it has been touched. E.g. touchscreens are used in railway station for ticket purchase

8. Keyboard

   • A typewriter-style device, which uses an arrangement of pre-programmed buttons or keys. Allows for data entry into a computer device

9. Sensor

   • Captures information such as distance, temperature, moisture, pressure etc. No human intervention is requires. This input device is accurate

10. Joystick

    • The main use is to play computer games by controlling the way something moves on the screen

11. Concept keyboard

    • Concept keyboards are used in business e.g. pubs and fast food restaurants where the keyboard is pre-programmed with specific keys for food items

12. Video recorder

    • Used to take video films which can be input into a computer,can also be an output aswell it includes a small in built monitor

13. Sip and puff device

    • This kind of switvh is excellent for someone with limited physical mobility. The sip and puff device tube is placed in the mouth, as the person sips or blows, a switch connected at the other end goes off or on. The switch itself is then connected to the computer

14. Magnetic strips

    • A magnetic strip is a black strip on a plastic card and tends to hold static information useful for information that you do not want to alter

15. Graphics camera

    • A graphics camera consists of a flat surface and stylus which can be used to produce freehand drawing or tracer around a more complicated image

16. Digital camera

    • Takes pictures and stores then on a memory card which can be transferred to a computer