Question
1. Obviously, conceptual data modelling is a time-consuming and costly process. Examine potential drawbacks to skipping this process and moving right into physical database design.
2. Produce a list of five potential entities that would require to be represented when building a conceptual data model for an academic program in a university. Supply a justification for why each proposed entity is a legitimate entity in this context.
3. Classify and discuss compensation potentially provided by creating an entity-relationship data model to hold up structuring data requirements in systems analysis.
4. Classify and give details the unique capabilities of class diagrams compared with E-R diagrams for modelling data.
5. Relate data modelling to process and logic modelling as different views of describing an information system.