ICT REVISION NOTES

WJEC ICT IT1 AS EXAM

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UNIT 3 - Quality Of Information

STRUCTURED DECISIONS - Repetative routine, involving procedure to handle them (e.g Ordering Something)

UNSTRUCTURED - Important decisions with no set procedure for making them (e.g Closing College, bad weather) 

INFORMATION NEEDS TO BE ...

- Accurate

- Complete

- Up to date/ Timely (Requirement of Data Protection Act 1998)

- Delete out of date data/ Using same amended data/ Recently collected data

- Relevant (avoid overload)

- Understandable (appropriate)

- Correct Target (people who need it)

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UNIT 4 - Validation & Verification

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Kaystarlight

not finished

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