Practice Inheritance - 4.6 | Chapter 4: Object-Oriented Programming (OOP) in Java | JAVA Foundation Course
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Inheritance

4.6 - Inheritance

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What allows a class to inherit features from another class?

💡 Hint: Think of family traits.

Question 2 Easy

Which keyword is used for inheritance in Java?

💡 Hint: It sounds like an expansion.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is inheritance in Java?

A way to execute methods
A way to form new classes using existing ones
A way to avoid exceptions

💡 Hint: Think about learning from predecessors.

Question 2

True or False: A child class can access all methods of its parent class.

True
False

💡 Hint: Remember the relationship between children and parents.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider a scenario where you have an application for managing vehicles. Design a base class called Vehicle and derive two classes: Car and Motorcycle. Implement methods that demonstrate how a Car and Motorcycle can use the features of the Vehicle class.

💡 Hint: What common features would all vehicles share?

Challenge 2 Hard

Create an inheritance hierarchy that includes an Animal class and add specific animal types like Dog and Cat. Each animal should implement a method to make a unique sound when called.

💡 Hint: Think about what traits and actions these animals share.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.