Java – Page 117 – Sharp: NCLEX, Java & Python

Java: Instance Methods

Why put behavior like `lineTotal()` on `CartItem`?

How does the 'is-a' relationship guide inheritance in Java?

What does subclassing mean in Java?

How can visibility affect inheritance in Java?

Why might forced inheritance be a poor design choice?

Can immutable classes have mutable fields?

Why do teams use 'final' with fields in Java in production code?

How does immutability help in maintaining a customer's profile?

Why should mutable objects be avoided in immutable classes?

When should a class in an e-commerce application be made immutable?