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1. Explain the role of requirements in architectural design. Explain the role of requirements in detail design. 2. What does aggregation mean in OO? Give

1. Explain the role of requirements in architectural design. Explain the role of requirements in detail design.

2. What does aggregation mean in OO? Give an example.

3. When we employ the technique of generalization in design, what are we doing, and which part of OO design is closely related to this concept?

4. List two differences between the state transition diagram and the sequence diagram.

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