Java – Page 140 – Sharp: NCLEX, Java & Python

Java: Access Modifiers and Visibility

Why should we avoid exposing mutable objects through getters?

Why use private fields with public methods in Java classes?

Why introduce classes after Chapter 1 style code?

How would you explain a Java class in an interview?

Why use constructors in classes?

How should you decide if data belongs in 'Product', 'CartItem', or 'Customer'?

How does encapsulation improve a basic product model?

What are the tradeoffs of using package-private visibility?

How can public fields lead to design issues?

What are the tradeoffs of using 'protected'?