1.4 - Syntax
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Practice Questions
Test your understanding with targeted questions
What is inheritance in Java?
💡 Hint: Think about code reuse.
Write the syntax to define a subclass Dog that inherits from Animal.
💡 Hint: Use the `extends` keyword.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What keyword is used to create a subclass in Java?
💡 Hint: It is not simply 'extend'!
An interface can contain concrete methods. True or False?
💡 Hint: Think about what an interface is meant to enforce.
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Challenge Problems
Push your limits with advanced challenges
Write a Java program to demonstrate single inheritance, where a superclass has a method and the subclass overrides it.
💡 Hint: Remember to use 'extends' while declaring the subclass.
Create a scenario where multiple classes implement a single interface and call their methods. Describe the output.
💡 Hint: Focus on how each class follows the interface contract.
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