An organised collection of people, procedures and resources designed to support the decisions of managers
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Fact finding
Initial investigation of a system before a feasibility study is carried out
2 of 7
Feasability study
A study carried out before a new ICT system is developed to see whether a new system can be developed at an acceptable cost to realise user benefits
3 of 7
Context diagram
A diagram which represents a system as a single DFD process
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Data flow diagram (DFD)
Shows the flow, storage and processing of data in a system
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Entity
An object of the real world that is relevant to an ICT system e.g. a place, object, person, customer, invoice
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Attribute
A single item of data whih represents a fact about an entity. An attribute can be thought of as something which adds further detail/information to the entity
7 of 7
Other cards in this set
Card 2
Front
Initial investigation of a system before a feasibility study is carried out
Back
Fact finding
Card 3
Front
A study carried out before a new ICT system is developed to see whether a new system can be developed at an acceptable cost to realise user benefits
Back
Card 4
Front
A diagram which represents a system as a single DFD process
Back
Card 5
Front
Shows the flow, storage and processing of data in a system
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