Computing

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Always another way

In this lesson, we will be introduced to alternative (symbolic) representations for images and sound, such as vector graphics and MIDI music. We will also be introduced to what compression is and why it is necessary.

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Always Another Way

Helps you to assess your knowledge and understanding of the unit Data Representation going audiovisual.

Q1.Images can be represented as sequences of colour samples, encoded in binary. What are these images called? (Tick 2 boxes)

Select two (2) boxes

1/5

Q2.Sounds can be represented as sequences of sound samples, encoded in binary. What are these sounds called?

2/5

Q3.Images can be represented as collections of geometrical shapes (each with its own attributes). What are these images called?

3/5

Q4.Music can be represented as a sequence of musical notes (with information on how to play them). What is an example of this called?

4/5

Q5.What is a procedure that reduces the size of a representation called?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Always Another Way

Helps you to assess your knowledge and understanding of the unit Data Representation going audiovisual.

Q1.Images can be represented as sequences of colour samples, encoded in binary. What are these images called? (Tick 2 boxes)

Select two (2) boxes

1/5

Q2.Sounds can be represented as sequences of sound samples, encoded in binary. What are these sounds called?

2/5

Q3.Images can be represented as collections of geometrical shapes (each with its own attributes). What are these images called?

3/5

Q4.Music can be represented as a sequence of musical notes (with information on how to play them). What is an example of this called?

4/5

Q5.What is a procedure that reduces the size of a representation called?

5/5

Lesson summary: Always another way

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Time to move!

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This was the final lesson in the unit Representations: going audiovisual.

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