Touchscreen

Touchscreen is a type of computer display screen that is also an input device. It allows the user to interact with a computer by touching the screen with their figures or with a stylus pen instead of using a mouse and keyboard. When we tap the touch screen, it registers the event and sends it to a controller for processing. Touchscreen can be used both as an input and output device. Nowadays, monitors and smartphone have touchscreen technologies are: resistive, capacitive, and Surface Acoustic Wave (SAW)

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