Fields and State – Page 2 – Sharp: NCLEX, Java & Python

Java: Fields and State

Why should fields generally be private in Java?

How does object state influence method execution?

How would you explain a common mistake when setting fields in a Java class in an interview?

How can final fields affect class design?

Why is encapsulation important in Java classes?

What are the design consequences of using mutable fields?

Why could a 'Customer' class have private fields but public methods?

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

How do you decide where a field belongs?

Why should fields in a Java class typically be private?