Computer Science · May / June 2021 · Paper 12 · Question 5
2210
As printed in the paper
The question as text
A security light system is used by a factory. The light only comes on when it is dark and when movement is detected. The light will stay on for 1 minute before switching off. Sensors and a microprocessor are used to control the security light system.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
5(a)[2]
5(b)[8]
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