Error Reduction Techniques - Providing dropdown list box, checkboxes, Labelling, Provide Warnings, Data Modelling - Means to create a conceptual image( a model ) of the data., Functionality - User interfaces must allow an organisation to be able to use the data stored in the way it requires, Ease of use - Easy for users to navigate , input data. Well designed databases should be intuitive to use and require limited training., Numerical Modelling - use formulae, equations and algorithms,

Data modelling

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