Describe data and process modeling concepts and tools

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1. Describe data and process modeling concepts and tools.

2. Explain the differences between Gane and Sarson and Yourdon symbols. Provide examples of symbols that represent processes, data flows, data stores, and entities.

3. What is the difference between a context diagram and diagram 0? Which symbol is not used in a context diagram?

Reference no: EM131365553

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