Core Java – Page 30 – Sharp: NCLEX, Java & Python

Java: Conditions and Branching

How would you explain a boolean flag in e-commerce logic in an interview?

Why does the difference between abstract classes and interfaces matter in practice?

Why is it important to avoid bad hierarchies?

When is it appropriate to use an abstract class?

How does Java resolve method calls in a hierarchy?

Why use polymorphism in Java?

How would you explain a common mistake with method overriding in an interview?

How do interfaces support multiple inheritance?

How do you achieve abstraction in Java?

How does the 'super' keyword function in Java inheritance?