In Chapter 7, you developed a use case diagram, a domain model class diagram, and detailed documentation for three use cases. In Chapter 11 you developed a three layer architectural solution and CRC cards. Develop three-layer sequence diagrams for those same use cases. Update the design class diagram with attribute information and method signatures derived from the sequence diagrams. Compare this to your DCD solution from Chapter 11.
Answer to relevant QuestionsList the components of a DBMS and describe the function of each.What is a primary key? Are duplicate primary keys allowed? Why or why not?What is relational database normalization? Why is a database schema in third normal form considered to be of higher quality than a UN normalized database schema?Describe the two ways in which a generalization relationship can be represented in an object database.Assume that RMO plans to change its pricing policy. If two or more catalogs are in circulation at the same time, then all item prices in the catalogs must be the same. Prices can still rise or fall over time and those ...
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