Exam-style question
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Explain why the same sequence of bits could be used to represent different forms of data, such as a graphic or a sound. Refer to the importance of interpretation.
Model answer
What a good answer should say
- A sequence of bits has no inherent indication of whether it represents a graphic, sound, or another form of data.
- Its meaning is assigned by the representation used to encode and decode it.
- If the sequence is interpreted using a graphic representation, it may be treated as graphic data; if it is interpreted using a sound representation, it may be treated as sound data.
- Therefore, the representation and the interpretation of the bits are essential.
Explanation
Why this works
A complete answer explains that bits are a storage form and that their meaning depends on an agreed representation. It should include the possibility of different interpretations, such as graphic data and sound data.
Common mistake
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