Difference between Input and output devices.

                                                              Computer input and output devices are the peripheral devices. First we have to discuss what is basically the input and output. Whenever any of the data and information give to the computer is a input and whenever some information and data sent by the system to any of the internal and external devices is a Output. A Input and output is normally used as a verb whether to give some input by the user to the system and take the output on the display or in the form of hard copy through printer.

An input devices converts incoming data and information into a pattern binary codes that is comprehensible for digital computer but output devices  reverse the process, convert the digital signal to make them user understandable.

Input devices are Keyboard, Mouse, Lighten pen, Track ball, Joystick, Scanner, Graphic tab, Microphone, Optical mark reader, Optical character reader, Bar code reader, Magnetic ink card reader etc.
For more information find link http://principleofcomputerprogramming.blogspot.in/2014/09/input-devices.html


Output devices are Monitor, printer, Speaker, Projector, plotter etc.

 For more information about output devices click on  http://principleofcomputerprogramming.blogspot.in/2014/09/output-devices.html