Write a note on touchpad.
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A touch pad is a device for pointing on a computer display screen.I t is an alternative to the mouse.o originally incorporated in laptop computers,touch pads are also being made for use with desktop computers.A touchpad works by sensing the users finger movement and downward pressure.
The first touchpad was invented George E Gerpheide in 1988.Apple computer was the first to licence and use the touchpad in its power book laptops in 1994.
The first touchpad was invented George E Gerpheide in 1988.Apple computer was the first to licence and use the touchpad in its power book laptops in 1994.
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