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Worksheets

R088 - LO1

Total questions: 19

Worksheet time: 10mins

Name
Class
Date
1.

These are example of digital sounds in which context. Voiceovers, Advertising

a)

Commercial

b)

Entertainment

c)

Business

d)

Education

2.

These are example of digital sounds in which context. Radio, Computer Games, Film, TV, Music.

a)

Commercial

b)

Entertainment

c)

Business

d)

Education

3.

These are example of digital sounds in which context. Information

a)

Commercial

b)

Entertainment

c)

Business

d)

Education

4.

These are example of digital sounds in which context. Podcasts, Tutorials

a)

Commercial

b)

Entertainment

c)

Business

d)

Education

5.

This is the amount of data used to store each sample. The greater it is the larger the range of frequencies that can be stored.

a)

bit rate

b)

sample rate

c)

pitch

d)

dynamic/tonal range

e)

clarity

6.

This is how often samples of a sound are taken to store it in digital format. The more frequent the sample, the closer to the original the digital version will be.

a)

bit rate

b)

sample rate

c)

pitch

d)

dynamic/tonal range

e)

clarity

7.

This is the frequency of the sound e.g. what key it is in. If you raise it or lower it, the sound tone will be higher or deeper.

a)

timbre

b)

sample rate

c)

pitch

d)

dynamic/tonal range

e)

clarity

8.

This is the softest to loudest sound range, measured in decibels (dB)

a)

timbre

b)

sample rate

c)

pitch

d)

dynamic/tonal range

e)

clarity

9.

This is how easy the sound is to hear, external factors e.g. background noise can affect this.

a)

timbre

b)

sample rate

c)

pitch

d)

dynamic/tonal range

e)

clarity

10.

This is the difference is sound although it may be the same pitch. E.g a choir singing in E# and a guitar playing E#

a)

timbre

b)

sample rate

c)

pitch

d)

dynamic/tonal range

e)

clarity

11.

High quality sound files. Also the became the name of the device that plays the files. Compressed using lossy compression.

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

12.

File type created by Microsoft and contains compressed sounds. The compression is lossless.

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

13.

A lossless compression file format designed for voice content. WMA stands for Windows Media Audio

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

14.

A lossless file type developed by Apple but was also used on Amiga computers.

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

15.

A lossless compression file format designed for voice content. It stands for Windows Media Audio.

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

16.

A lossless compression file format designed for voice content. It stands for Windows Media Audio.

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

17.

An open source lossy file format file format created by the Xiph Org Foundation..

a)

mp3

b)

wav

c)

wma

d)

aiff

e)

ogg vorbis

18.

Compression reduces a file's size with no loss of quality.

a)

Lossless

b)

Lossy

19.

This file compression results in lost data and quality from the original version. It is typically associated with image files, such as JPEGs, or audio files, like MP3s.

a)

Lossless

b)

Lossy