Multiple choice technology architecture

Sequence diagrams differ from collaboration diagrams

  1. Sequence diagrams are interaction diagrams; collaboration diagrams are not.

  2. Sequence diagrams represent a time ordering, and collaboration diagrams represent classes

  3. and messages, but time ordering is not implied.

  4. Time order is indicated by numbering sequence diagrams.

  5. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sequence diagrams emphasize the time-based ordering of messages between objects, showing the flow from top to bottom. Collaboration diagrams (now called communication diagrams in UML 2.x) focus on the structural relationships between objects and the messages exchanged, but do not inherently represent time ordering. Option B correctly captures this key distinction.

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