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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is object reuse?
💡 Hint: Think about how we can minimize resource usage.
Question 2
Easy
What is a memory leak?
💡 Hint: Consider what happens when objects are not cleared.
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 object reuse help to minimize?
- Object creation
- Memory leaks
- Garbage collection frequency
💡 Hint: Focus on how reusing is advantageous.
Question 2
True or False: Memory leaks can occur in Java even with garbage collection.
- True
- False
💡 Hint: Consider how references impact garbage collection.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider an application that frequently concatenates strings in a loop. Analyze its performance and propose improvements.
💡 Hint: Focus on the number of objects created with each approach.
Question 2
You notice an application has slow performance due to memory leaks. Design a plan to identify and fix these leaks.
💡 Hint: Consider which tools would have the best visibility into memory usage.
Challenge and get performance evaluation