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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a generic class?
💡 Hint: Think about how it helps in programming.
Question 2
Easy
Write a simple definition of type safety.
💡 Hint: Consider how it protects data types.
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 a generic class allow you to do?
- Create multiple classes for different types
- Use type parameters for classes
- Only use primitive types
💡 Hint: Think about how generics improve code flexibility.
Question 2
True or False: Generic classes can store any type of objects without casting.
- True
- False
💡 Hint: Recall the benefits of using generics.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a generic class named Pair that can hold two objects of any type. Include methods to set and get both values.
💡 Hint: Consider how to use two type parameters effectively.
Question 2
Explain how type erasure impacts a generic class and what that means for its usage at runtime.
💡 Hint: Think about type parameters disappearing in the compiled version.
Challenge and get performance evaluation