22.3 - Functional Interfaces
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Practice Questions
Test your understanding with targeted questions
What is a functional interface?
💡 Hint: Think of the definition provided in class.
Provide an example of a functional interface.
💡 Hint: Recall the example discussed during the session.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the defining characteristic of a functional interface?
💡 Hint: Remember the definition discussed in class.
True or False: You must always use the @FunctionalInterface annotation with functional interfaces.
💡 Hint: Think about the benefits of using it without it being strictly required.
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Challenge Problems
Push your limits with advanced challenges
Create a functional interface for a mathematical operation and implement it with a lambda expression to calculate the maximum of two numbers.
💡 Hint: Think about the conditional operations.
Explain in your own words the advantages of using functional interfaces and lambda expressions in Java.
💡 Hint: Consider how these features simplify the code structure.
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Reference links
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