Draw a level 0 data flow diagram (DFD) for the Picnics R Us system in Exercise H, Chapter 4.
Answer to relevant QuestionsDraw a level 0 data flow diagram (DFD) for the Of-the-Month Club system in Exercise I, Chapter 4.Consider the accompanying system, which was described in Chapter 4. Use the use cases and process models that you created in Chapters 4 and 5 to help you answer the questions that follow. The Campus Housing Service helps ...Provide three different options that are available for selecting an identifier for a student entity. What are the pros and cons of each option?Describe, in terms a businessperson could understand, what are meant by the cardinality and modality of a relationship between two entities.What is a CRUD matrix? How does it relate to process models and data models?
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