Java – Page 227 – Sharp: NCLEX, Java & Python

Java: Custom Exceptions

How would you explain a custom exception in a Java interview?

When should you choose a checked exception over an unchecked one?

Why does exception hierarchy matter?

What role does the `throws` keyword play?

How does exception propagation work?

Why might using generic exceptions be a pitfall?

Why does unchecked exceptions on API contracts matter in practice?

What does a 'catch' block do?

Why might you convert a checked exception to an unchecked one?

How should custom exceptions be named?