4 - Introduction to Object-Oriented Programming using Java
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Practice Questions
Test your understanding with targeted questions
Define an object in OOP.
💡 Hint: Think of a real-world entity.
What is encapsulation?
💡 Hint: Consider data hiding in programming.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of using classes in OOP?
💡 Hint: Consider what a class inherently offers.
True or False: Inheritance allows multiple classes to have a direct relationship without a common superclass.
💡 Hint: Reflect on how classes relate to one another.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a class hierarchy for a Shape class with subclasses Circle and Rectangle. Implement methods to calculate area in each subclass.
💡 Hint: Think about what properties each shape has.
Design a banking system that uses abstraction for account types. Create classes for SavingsAccount and CheckingAccount that implement a base Account class.
💡 Hint: Consider common features and specialized functionalities.
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