OOP – Page 32 – Sharp: NCLEX, Java & Python

Java: Encapsulation

Why should objects protect their own state?

Why does getter methods in encapsulation matter in this design?

How can you safely allow access to a list of orders in an e-commerce system?

Why avoid public fields in a well-designed class?

What strategy ensures a class remains immutable?

Why should fields in a Java class be declared private?

How does encapsulation enforce safe object design?

Why is it crucial to validate inputs when setting internal collections?

How would you explain a common pitfall of exposing mutable class fields in an interview?

What are common mistakes with encapsulation?