1. Explain data flow diagrams, data dictionary, and modular design. Give at least one real-world example of each to illustrate an application of each concept.
2. Explain data and process modeling. Give at least one real-world example of each to illustrate an application of each concept.
3. Describe the process description tools used in modular design. Which do you prefer, and why?
4. In which situation(s) would you consider a commercial off-the-shelf software (COTS) instead of in-house software development? What do you think the risks associated with a COTS would be?
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