Practice Using Reflection to Inspect a Class - 7.2.4 | 7. Annotations and Reflection API | Advance Programming In Java
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the purpose of the Reflection API in Java?

πŸ’‘ Hint: Think about how we can view and change class properties at runtime.

Question 2

Easy

How can you access a private field using reflection?

πŸ’‘ Hint: What method helps us bypass access checks?

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 Reflection API allow in Java?

  • Compile-time inspection
  • Code optimization
  • Runtime inspection
  • Memory management

πŸ’‘ Hint: Think about when you can check class details.

Question 2

True or False: Reflection can potentially expose private members of a class.

  • True
  • False

πŸ’‘ Hint: Recall what accessing private members means in Java.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Demonstrate how you would use reflection to create an instance of a class and set its private field value. Write the code.

πŸ’‘ Hint: Think about how to combine object creation and field manipulation.

Question 2

What potential issues might arise when using reflection in a production environment? Discuss.

πŸ’‘ Hint: Consider both performance and security aspects.

Challenge and get performance evaluation