5 Questions
What is the purpose of using the final keyword in a class?
To prevent class inheritance
What happens when a method is declared as final in a class?
It cannot be overridden by the child class
What is the effect of declaring a class as final?
It cannot be extended by any other class
Why would you use the final keyword in a method?
To prevent method overriding
What is the main difference between declaring a method as final versus declaring a class as final?
A final method cannot be overridden, while a final class cannot be inherited
Study Notes
The final Keyword in Java
- The
finalkeyword has two primary uses: preventing class inheritance and preventing method overriding. - When a method is declared as
final, it cannot be overridden by a child class. - Similarly, when a class is declared as
final, it cannot be extended or inherited by any other class.
Quiz on the usage of the final keyword in Java, its effects on method overriding and class inheritance.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
