Advantages and Disadvantages of Touch Screen

The advantages of the touch screen are: software can be used to realize various operations, multi-touch, integration of input and display, etc.

Advantage:

1. There are no physical buttons, and software can also be used to achieve various operations, such as zooming in, moving, etc.

2. Multi-touch (more than two points) can realize various inputs such as zoom in and zoom out.

3. The displayed operation object is consistent with the input object, and has intuitive operability.

4. The integration of input and display can realize the miniaturization of the machine, and the degree of freedom of design is relatively high.

5. There will be no gaps like keyboards, switches, etc., entering garbage, dust, water, etc., not easy to damage, and easy to maintain.

Shortcoming:

1. Not suitable for keyboard, mouse, buttons and other fast input.

2. Direct touch display, the screen is easy to be polluted, and it is difficult to read the information; it is easy to cause misoperation due to scratches and so on.

3. There is no click like a button or a mouse, so the input action will become awkward (there is also a touch screen that can get a click).

4. It is difficult for the blind to use it, so it needs to be used together with voice instructions and buttons, or to specify the touch position.