Dynamic Behavior Addition:?

Short answer: The beauty of the Decorator Pattern is that new features (like milk or sugar) can be added dynamically, without changing the original SimpleCoffee class. You can stack decorators as needed, allowing for flexible and extensible object behavior at runtime. Key Benefits of the Decorator Pattern:

Real-world example (ShopNest)

Use a GoF pattern in ShopNest only when it removes duplication or makes a change safer—explain the problem it solves in the interview.

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.