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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of heap memory in JVM?
💡 Hint: Think about where Java's dynamic memory allocation takes place.
Question 2
Easy
What are the two divisions of heap memory?
💡 Hint: One is for short-lived, the other for long-lived objects.
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 is stored in the Young Generation of the JVM?
- Long-lived objects
- Short-lived objects
- Class metadata
💡 Hint: Consider what objects are often created and discarded quickly.
Question 2
The Metaspace in Java 8 replaces which of the following?
- Heap Memory
- PermGen
- Young Generation
💡 Hint: Think about the limitations of class metadata storage in Java versions before 8.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a Java application experiencing frequent OutOfMemoryError related to class loading, how would you approach resolving it with respect to the JVM Memory Model?
💡 Hint: Focus on where objects are stored and how that affects memory limits.
Question 2
Analyze the performance impact of having a large number of short-lived objects in the Young Generation. What strategies could mitigate this?
💡 Hint: Think about memory efficiency and optimization techniques.
Challenge and get performance evaluation