Mid From PDF GoF Patterns Gang of Four Patterns

Centralized Control:?

Q: Centralized Control:?

Short answer: The mediator controls the communication between all the colleagues, which makes it easier to modify or extend how messages are passed. For example, adding new features like message filtering or logging can be done in the mediator without affecting the users. Say this in the interview Define — one clear sentence (the short answer above). Example — relate it to a project like ShopNest or your real work. Trade-off — when you would not use it.

Short answer: The mediator controls the communication between all the colleagues, which makes it easier to modify or extend how messages are passed. For example, adding new features like message filtering or logging can be done in the mediator without affecting the users.

Say this in the interview

Define — one clear sentence (the short answer above).
Example — relate it to a project like ShopNest or your real work.
Trade-off — when you would not use it.

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60–90 second framework

Define — one crisp sentence
Example — project or course app
Trade-off — what you gain vs sacrifice
Guardrail — test, monitor, or prevent failure

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Say your answer aloud, then check against the written answer above.

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