ICT topic one

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What is data?
Raw facts and figures that are meaningless.
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What is information?
Data that has been processed to give it meaning.
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What is knowledge?
Information that has had rules applied to it.
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What is encoding?
Simplifies the way data is represented.
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What are the advantages of encoding?
-reduces transcription errors -Takes up less storage space -Data is faster to enter -It is faster to search for something
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What are the two problems with encoding data?
Coarsens precision and Vale judgements
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What is coarsens precision?
When the encoded data is less accurate than the original. For example; If a company was storing paint colours, they would enter Bl and Gr instead of Blue and Green, which looses detail in terms of what shade each colour is.
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What are value judgements?
Value judgements can lead to inconsistencies. For example; If asked "Was the meal 'excellent' 'very good' 'good' or 'poor', one person's excellent meal may only be good for another.
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Other cards in this set

Card 2

Front

What is information?

Back

Data that has been processed to give it meaning.

Card 3

Front

What is knowledge?

Back

Preview of the front of card 3

Card 4

Front

What is encoding?

Back

Preview of the front of card 4

Card 5

Front

What are the advantages of encoding?

Back

Preview of the front of card 5
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