Touch interface in android phones

1. What is touch interface in Android?
2. What is touch screen interface?
3. What part of the phone controls the touch screen?

What is touch interface in Android?

A touch screen device is used for direct manipulation of objects on the screen. Since the user is directly touching the screen, the system does not require any additional affordances to indicate the objects being manipulated.

What is touch screen interface?

A touchscreen interface is a combined display/input device; the screen displays a graphical interface, and a user's physical touching of the screen is interpreted as an input or interaction with the interface, at the point of contact.

What part of the phone controls the touch screen?

There are three components that work together to create the magic of touch screen capability: the touch sensor, the controller, and the software. The touch sensor can be one of three types: resistive, surface acoustic wave, or capacitive. Resistive and capacitive are the most common and are quite ingenious.