Sound - GCSE OCR
Authored by J Blakley
Information Technology (IT)
10th Grade
Used 1+ times
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29 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process of converting sound into digital form called?
Sampling
Amplifying
Modulating
Filtering
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can a short sound file be represented in digital form?
In binary
In hexadecimal
In decimal
In octal
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What term describes the number of samples taken per second in a sound file?
Sample rate
Bit depth
Frequency
Amplitude
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does bit depth refer to in digital sound?
The number of bits used to represent each sample
The number of samples per second
The frequency of the sound
The amplitude of the sound
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a computer use to represent data?
Binary 1s and 0s
Decimal numbers
Hexadecimal codes
Morse code
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of signals are analogue sound signals?
Continuous
Discrete
Random
Intermittent
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of converting sounds into a digital form?
To store and process by a computer
To make sounds louder
To change the pitch of sounds
To reduce noise
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