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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of garbage collection in Java?
💡 Hint: Think about memory management.
Question 2
Easy
Name one tool used for monitoring GC logs.
💡 Hint: It's a command-line tool.
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 garbage collection do in Java?
- A) Increases heap size
- B) Reclaims unused memory
- C) Avoids exception handling
💡 Hint: Consider what happens to the memory when an object is not needed.
Question 2
True or False: jstat is a GUI tool for analyzing garbage collection.
- True
- False
💡 Hint: Think about the interface type of jstat.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a Java application that experiences long GC pauses. Discuss how you would use jstat and VisualVM together to diagnose the issue.
💡 Hint: Think about how each tool gives a different perspective.
Question 2
You suspect a memory leak in your application. Formulate a plan on how to use GCAnalyzer and other tools to detect and fix this issue.
💡 Hint: Combine log analysis with real-time monitoring.
Challenge and get performance evaluation