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Description
Mind Map by Henry Lane, updated more than 1 year ago
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Created by Henry Lane
almost 8 years ago
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Chapter 1 Mind map
- Data
- Consists of raw facts and figures
- fit for purpose
- accurate
- non-biased
- up to date
- Consists of raw facts and figures
- Computers process data to produce information
- people use information to produce knowledge
- people use information to produce knowledge
- ICT methods require less human effort and produce faster and more reliable data than traditional methods. It is easier to keep information secure
- Data verification methods are used to minimise the risks of transcription errors
- Data validation checks are made to make sure that data is sensible.
- Range checks
- Presence checks
- Format checks
- Check digits
- Range checks
- Data validation checks are made to make sure that data is sensible.
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