1.2.4 Data Storage (Sound) Flashcards
1
Q
How can sound be sampled?
A
Sound is broken down into thousands of samples per second – each of these samples is then stored as binary data.
2
Q
How can sound be stored in a digital form?
A
Sound exists as waves – however as computers only understand binary values this needs to be converted
3
Q
What is sample frequency?
A
The number of audio samples captured every second
4
Q
What is bit depth?
A
Number of bits available for each sample
5
Q
What is bit rate?
A
The number of bits used per second of audio
6
Q
What is the effect of sample rate, duration and bit depth on playback quality?
A
The higher the sample rate and the bit depth the better the playback quality but the more memory consumed.
