Which of the following statement(s) is true about interaction diagrams ?
Correct answer: D. All of the mentioned
- A. Interaction diagrams are at their best when they deal with one main design flow and not multiple variants that can happen
- B. Interaction diagrams are good at designing part or all of one use case's functionality across multiple objects
- C. Interaction diagrams allow the analyst to show iteration and conditional execution for messaging between objects
- D. All of the mentioned
Explanation
Interaction diagrams describe object collaboration for a use case, including message ordering, loops, and conditional paths. They are usually clearest when focused on a principal flow, so all three statements are valid.
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