A touchscreen display works on input and output, layered on the top of an information processing system that is made up of electric visual display. What a touchscreen essentially does is enable a user to control or simply input information with the help of single or multi-touch. This can be accomplished by using your finger or a specified stylus. Some devices may require the wearing of a glove that is specially coated to work on a touchscreen.
According to the type of touchscreen, you can enlarge texts by zooming, and do many other things. The fact that a touchscreen does away with the need to use a mouse, touchpad and various other peripheral devices, makes it a lot more intuitive. Owing to this enormous potential of a touchscreen display, it is used in various fields like:
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