Mid From PDF GoF Patterns Gang of Four Patterns

Improves Maintainability:?

Short answer: The separation of concerns means that any changes to the rendering logic (e.g., upgrading the drawing API) do not affect the shape logic, and vice versa. This results in less risk of introducing bugs when making changes.

Say this in the interview

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