Input Devices

Input Devices

1. Keyboard.

   • it is used nearly everywhere there is a computer
     • Advantages: it is very cheap and easy to use
     • Disadvantages: you have to write every letter of the word

2. Mouse

   • It is used where ever there is a pc
     • Advantages: you can move the mouse to where you want it to be
     • Disadvantages: you cannot type

3. Tracker ball

   • you used tracker balls for gaming but it is not as popular anymore
     • Adantage: it is that it very easy to use
     • Disadvantages: It is very slow to use

4. Web Cam

   • You see it on most laptops
     • Advantages: is that you can see another person from very far away
     • Disadvantages: the quality is very bad

5. Touchpad

   • You see them on smartphones
     • Advantage: They are very simple
     • Disadvantage: They are very expensive

6. Scanner

   • You use them in labs
     • Advantage:you can take a close up picture
     • Disadvantage: You can only use them to take pictures

7. Microphone

   • You use them when you talk to someone far away
     • Advantages: You can talk to someone who is not near you
     • Disadvantages: If the person is very far away the sound quality might not be very clear

8. Joy Stick

   • you see them in gaming
     • Advantages: They are easy to use when gaming

9. Digital camera

   • you can find them in camera stores
     • Advantages: It can take pictures in good quality
     • Disadvantages: they can only take pictures and they are very expensive

10. touch screen

    • you see them on nearly all phones
      • Advantages:They are very easy to use and are quicker to use than a mouse
      • Disadvantages: They are very expensive and easily break

11. Numeric Pad

    • you see them on doors for security
      • Advantages: Very easy to use
      • Disadvantages: They cannot write letters

12. Magnetic Strip Reader

    • You see them in supermarkets when paying
      • Advantages: They can easily be used and handeled
      • Disadvantages: You need a special card that you insert for it to work

13. light pen

    • You see them at old electronic devices
      • Advantages: You can press on the screen with the pen instead of using a mouse
      • Disadvantages:they are rarely used today

14. Barcode reader

    • You find them nearly in all places.
      • Advantages: It is quicker to use instead of typing

15. Graphics Tablet

    • You find them in art
      • Advantages: Allow you to use natural hand movement for artists
      • Disadvantages: You cannot use your finger

16. Video camera

    • You see them in camera stores
      • Advantages: They have good quality when taping a video
      • Disadvantages: They cannot take pictures

17. MICR Reader

    • You see them at atm's
      • Disadvantages: They are complicated yo use
      • Advantages: They are quick to use

18. Omr Scanner

    • You see them in some offices
      • Disadvantages: It only has one funtion
      • Advantages: It can make multiple choice

19. Smart Card/Chip Reader

    • See them in credit cards
      • Advantages: They can be used to transfer information from the chip to a computer
      • Disadvantages: You need to have a computer if you want it to work

20. Input Remote

    • You see them in classrooms
      • Advantages: You can use it from far away
      • Disadvantage: you need to charge it by replacing batteries

21. Pin Pad

    • You see them on some doors
      • Advantages: You can type in a code
      • Disadvantages: You cannot type letters