
data representation - storing sound
Computers
10th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Microphones record sound in what format?
Analogue
Digital
MP3
H264
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Computers need sound to be stored in..
Digital (binary)
Analogue
ASCII
Python
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The process of converting from analogue to digital is known as...
Sampling
Recording
Importing
Compressing
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The lower the sample rate the larger the file size...
True
False
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the term used to describe how many samples you take?
Sampling frequency (sample rate)
Bit rate
Sample size
Sampling intervals
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Sampling frequency is measured in...
Hertz (Hz)
Beats per second (bps)
Pixels per inch (PPI)
Gigabytes (GB)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of increasing the sampling frequency?
Better quality sound
Lower quality sound
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