O-LevelComputer ScienceHardware2210/12 · Oct/Nov 2021 · Q47 Marks
The paragraph explains the operation of different touch screen technologies. Complete the paragraph using the list of terms. Not all terms in the list need to be used. • capacitive • change • circuit • conductive • coordinates • grid • heat • infra-red • insulating • light • manufacture • pressure • resistive In is present on the surface of the touch screen. The properties of a user cause a in the field. The of the user's touch can be calculated. In touch screen technology, a user pushes the top layer of the screen and makes it connect with the bottom layer to complete a . This type of touch screen is cheaper to
- (a)The paragraph explains the operation of different touch screen technologies. Complete the paragraph using the list of terms. Not all terms in the list need to be used. • capacitive • change • circuit • conductive • coordinates • grid • heat • infra-red • insulating • light • manufacture • pressure • resistive In is present on the surface of the touch screen. The properties of a user cause a in the field. The of the user's touch can be calculated. In touch screen technology, a user pushes the top layer of the screen and makes it connect with the bottom layer to complete a . This type of touch screen is cheaper to[7]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2021). The mark or mark type is shown in brackets.
- 4 One mark per each correct term in the correct order. Capacitive Conductive // Capacitive Change Coordinates Resistive Circuit Manufacture
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