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Cardinality & Optionally
Cardinality represents the relationship between two entities. Consider one to many relationship between two entities -student andclass. Here cardinality of a relationship is the number of instances of entity student which can be associated with each instance of entity class. This is demonstrated in Figure.
Question: (a) ‘Information Strategy involves the encompassing of an organisation's information requirements and information systems planning with its long-term objectives.' T
testing
Explain about rapid prototyping techniques. Executable specification languages. Used to living the system specification. It is expressed in a formal, mathematical la
algorithums
Question: a. Assume that you have three similar projects, and, in each, the ratios of problems found during system test versus first year in the field have been 1.5, 1.2, and
Illustrate Evolutionary prototyping Objective: The main objective of this model is to show the working system to the end-user. Example-AI systems. Advantages
Describe the advantages of proper inheritance. The biggest advantages of proper inheritance are: a.) substitutability and b.) extensibility.
Illustrate the Introduction to Flowcharts This mainly covers four areas: 1 Common flow chart symbols 2 Writing flowcharts to solve problems 3 Dry running of flowcharts
? A store is in the business of selling paints and hardware items. A number of reputed companies supply items to the store. New suppliers can also register with the store after pro
Explain the design steps of the transform mapping. Review the fundamental model. Review and refine the DFD for the software. Verify whether the DFD has the transf
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