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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define what an annotation is in Java.
💡 Hint: Think about what additional information can be provided about a method or class.
Question 2
Easy
Give an example of a built-in annotation in Java.
💡 Hint: Consider annotations that Java provides for overriding methods or marking something as outdated.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the @Override annotation indicate?
- It indicates a method is deprecated.
- It means a method overrides a superclass method.
- It specifies a custom annotation.
💡 Hint: Think about a method that changes behavior from its parent class.
Question 2
True or False: Meta-annotations describe the characteristics of other annotations.
- True
- False
💡 Hint: Consider annotations that act as instructions to other annotations.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Define and implement a custom annotation that should only be applicable to methods, retaining the information at runtime. Include a value for storing a description.
💡 Hint: Consider what behaviors you want this annotation to exhibit.
Question 2
Write a reflection-based method that retrieves and displays the value of any custom annotations defined on the method.
💡 Hint: Think about how reflection allows inspection at runtime.
Challenge and get performance evaluation