Java – Page 125 – Sharp: NCLEX, Java & Python

Java: Fields and State

How would you explain the 'this' keyword used for in a Java interview?

How can you safely allow access to a list of orders in a system?

What is encapsulation in Java?

What role do getters play in encapsulation?

Why might you use a method instead of a setter to update a field?

Why avoid making fields public in Java classes?

How does encapsulation help maintain invariants in a class?

How can encapsulation enhance a trustworthy store model?

Why does encapsulation in Java matter in practice?

How can you avoid collection leaks in a class design?