Computer Science for IGCSE & O level - Hardware (Section 8 - No. 39)
Which of the following accurately describes the purpose of the microprocessor in the street lighting system?
To provide power to the street lights.
To switch the lights on and off according to the light sensor’s signal.
To convert the analog signal from the lamp into digital data.
To control the voltage supplied to the street lights.
Explanation
The microprocessor processes the light sensor's data and controls the lights accordingly.