Computer Science for IGCSE & O level - Hardware (Section 14 - No. 13)
In the context of street lighting, what is the role of the light sensor?
To regulate the voltage of the street light.
To determine the time of day or night.
To send digital data to the ADC.
To store the lamp's status in memory.
Explication
The light sensor provides information about the ambient light levels, helping the system determine whether it is day or night.