Saturday 25 August 2012

About Input devices





                                             INPUT DEVICES


Input is any data or instruction; you entered into the memory of computer. An input device converts input data and instructions into binary from for acceptance by the computer. or roll a wheel to input instructions to the computer. A microphone allows you to speak into the computer.
  
A number of other inputs devices are:-

(1). Keyboard
(2). Mouse
(3). Joystick
(4). Trackball
(5). Light Pen
(6). Graphic Tablet

(7). Touch Screen
(8). Scanner

Keyboard:-
  You press those key to make your data enter the computer.. .Desktop computer keyboard typically have 101 to 105 keys. Keyboard for smaller computers such a notebook computers fewer keys. Keyboard is the input devices used commonly with the computer.

Mouse:-

       A mouse is a pointing device that fits comfortable under the palm of your hand. When the mouse is moved. The top of mouse has one to three buttons; some also have a small wheel. It movement is controlled by two rotating wheels on the base of the mouse.
            





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