Computer Science for IGCSE & O level - Hardware (Section 7 - No. 16)
What element is present in a capacitive touchscreen but not a resistive touchscreen?
A layer of glass
A layer of film
A layer of conductive material
An adhesive layer
Giải thích
A capacitive touchscreen uses a layer of conductive material that changes electrical capacitance, while a resistive touchscreen uses pressure to change resistance.