Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the -Xms flag do in JVM tuning?
💡 Hint: Think about how you would define the heap size when starting an application.
Question 2
Easy
Explain the purpose of garbage collection.
💡 Hint: Consider what happens when an object goes out of scope.
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 -Xmx option control?
- The maximum heap size
- The initial heap size
- The Survivor space size
💡 Hint: Remember what happens when your application runs out of memory!
Question 2
The G1 garbage collector is suitable for which type of application workload?
- True
- False
💡 Hint: Think about when predictable performance is critical.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are running a large-scale application that experiences frequent garbage collection pauses. Propose a step-by-step tuning strategy to reduce these pauses.
💡 Hint: Start by examining logs and then adjust tuning parameters accordingly.
Question 2
A web application is facing slow load times due to JIT compilation delays. What are some adjustments you could make to improve JIT performance?
💡 Hint: Think about how frequently executed methods can be prioritized.
Challenge and get performance evaluation