Core Java – Page 41 – Sharp: NCLEX, Java & Python

Java: Code Reading and State Safety

How can immutability enhance object safety?

How does encapsulation benefit an e-commerce class design?

Why is using private fields in Java classes important?

What are the risks of setter-heavy designs?

How can immutability enhance thread safety?

How would you explain a common mistake when exposing collections in a class in an interview?

What does encapsulation achieve in object-oriented design?

Why is it problematic to mix public fields and methods in a class?

How can a developer refactor a class to improve encapsulation?

How does object encapsulation aid debugging?