Touch Screen
A touch screen is a computer screen or other screen that you can touch with to enter information. Examples of touch screens include a smart board, or an ATM at a bank. New tablet PCs ith a touch screen would have three layers. onfor LCD, one layer for the touch screen and one protective layer. Touch screens are easily broken.Keyboard
The keyboard is the most important way to communicate to the CPU. How the Keyboard communicates is by inputing letters or numbers into different applications or programs. A keyboard also has special keys that when tapped would .Joystick
A joystick is mostly used in computer games where we are able to move the cursor from place to place, and to change our view. It is seldom used for office work and normal programs.Microphone
A microphone is a device used to record sounds. The sound can then be saved as a sound file on the computer.Bibliography
http://www.wacona.com/input/input.htmlhttp://en.wikipedia.org/wiki/Input_device
http://www.webopedia.com/TERM/I/input_device.html
http://www.atlanticrt.com
