input/output/storage

input/output/storage

1. backing storage

2. keyoard

   • entering characters when typing a letter

3. scanner

   • importing a printed into a computer system

4. joystick/game controller

   • moving on-screen objects in a computer game

5. barcode reader

   • reading the data stored in a barcode

6. magnetic stripe reader

   • reading the data stored in a magnetic stripe on a back or ID card

7. chip and PIN reader

   • reading the data stored in a chip on a bank or ID card

8. keypad

   • entering numbers at a supermarket checkout

9. microphone

   • capturing sound

10. webcam

    • capturing still or moving images

11. remote control units

    • sending the users decisions to e.g. TV

12. sensors

    • capturing data about physical conditions such as temperature, light and pressure sensors

13. foot mouse

14. puff-suck switch

15. braille keyboard

16. printer

17. touch screan

18. speaker/headphones

19. actuators

20. main (internal) memory

21. mouse

    • choosing options from an on-screen menu and selecting icons

22. monitor