ICT 1

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  • Created by: bhadavies
  • Created on: 05-04-17 17:04
Data
Raw facts and figures
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Information
Data which has been processed by a computer
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Knowledge
Information that has had a rule or decision applied to it.
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What can data be?
Numbers, Words, Images, Sound
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What is encoding?
a process where data is shortened.
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Why is data encoded?
Faster to search, Takes up less storage space, easier to check that a code is accurate using validation.
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An example of encoding
S - Small, M-Medium, L-Large
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Problems associated with encoding data.
Coarsens precision - The encoded data is less accurate than the data originally collected, for example is someone has green/blue eyes do they say their eyes are green or blue? Value judgments - The person collecting the data or entering it
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Other cards in this set

Card 2

Front

Data which has been processed by a computer

Back

Information

Card 3

Front

Information that has had a rule or decision applied to it.

Back

Preview of the back of card 3

Card 4

Front

Numbers, Words, Images, Sound

Back

Preview of the back of card 4

Card 5

Front

a process where data is shortened.

Back

Preview of the back of card 5
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