Computer Science for IGCSE & O level - Data Representation (Section 4 - No. 21)
What does the sampling rate of a sound refer to?
The frequency of the sound wave.
The number of times the sound wave is measured per second.
The amplitude of the sound wave.
The duration of the sound.
解释
Sampling rate refers to the number of samples taken per second when converting an analogue sound wave to a digital representation.