$11.$ Compare and contrast the Command and the Strategy patterns. When would you choose one over the other?

$12.$ How does the Prototype pattern differ from the Factory Method pattern? Provide use cases for each.

$13.$ Describe a scenario where you might apply the Builder pattern. How does it improve the creation of complex objects?

$14.$ Discuss the role of the Proxy pattern in controlling access to objects and managing their lifecycle.

$15.$ Explain the difference between the Flyweight and the Singleton patterns. When would you use one over the other?

$16.$ How does the Template Method pattern facilitate code reuse and extensibility?

$17.$ Discuss the concept of "anti$-$patterns" in software design. Can you provide examples of common anti$-$patterns?

$18.$ Explain the principle of "favor composition over inheritance" in the context of design patterns.

$19.$ Can you identify any design patterns used in popular software applications or libraries? How do they enhance the software's architecture?

$20.$ Reflect on a personal project or experience where applying design patterns significantly improved the quality or maintainability of the codebase. What patterns did you use, and why were they effective?