OOP – Page 39 – Sharp: NCLEX, Java & Python

Java: Composition vs Inheritance

How can deep inheritance hierarchies lead to brittle code?

How can design patterns help with composition over inheritance?

Why are constructors important in early object design?

How would you explain a brittle hierarchy in an interview?

Can a class extend multiple classes in Java?

What is reuse by collaboration?

What is composition in Java?

Why might you prefer composition over inheritance in Java?

How does inheritance impact flexibility?

What are design tradeoffs of using inheritance?