Computer Science for IGCSE & O level - Data Representation (Section 3 - No. 5)

If a sound file has a sample rate of 44.1 kHz and a resolution of 16 bits, how many bytes are needed for one second of stereo sound?

44100 bytes

88200 bytes

176400 bytes

352800 bytes

One second: 44100 samples/sec * 16 bits/sample * 2 channels / 8 bits/byte = 176400 bytes