3rd Class Computers Input and Output Devices Introduction


Category : 3rd Class

*        Introduction



The computer is a wonderful machine but it will be useless unless it is able to communicate with the outside world. Input / Output devices are required for users to communicate with the computer. The computer helps us to draw, type, does mathematical calculation, play games and many other things at the same time. 1'Bte-e are different devices of the computer that help it to do work. To put it simply   input devices bring information into the computer and output devices bring 'information out of a computer system.   Some commonly used Input / Output devices are listed in the following table:

Input Device Output Device
Keyboard Mouse Joystick Scanner Light Pen Touch Screen Trackball Monitor LCD Printer Plotter


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