What is the principle of separation of responsibilities?
Answer to relevant QuestionsExplain the two methods of accessing the database to create new objects in memory.List the major implementation responsibilities of each layer of a three-layer design.Integrate the design class diagram solutions that you developed for exercises 1, 2, and 3 into a single design class diagram.Exercises 5, 6, 7, and 8 are based on the solutions you developed for “Thinking Critically” ...Review the observer pattern description in Figure. Find the errors in the diagram. After you have identified the errors, state how you would fixthem.Why have databases become the preferred method of storing data used by an information system?
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