Common interview questions of JVM manufacturers

JVM Common interview questions in large factories

1. When will stack memory overflow occur .

2. Detailed explanation JVM Memory model

3.JVM Why is memory divided into new generations , Old age , Lasting generation . Why is the new generation divided into Eden and Survivor

4.JVM Once complete GC How is the process , How to promote the object to the old age

5. You know what kind of garbage collector , Advantages and disadvantages of each , Let's focus on cms and G1, Including the principle of , technological process , Advantages and disadvantages .

6.JVM How much do you know about the memory model , Like reordering , Memory barrier ,happen-before, Main memory , The working memory .

7. Let's talk about the classloader you know , Can we break the parental delegation , How to break .

8. Tell me about some of the main JVM Parameters

9. How to call the route stack information .

10. Strong citation 、 Soft citation 、 Weak reference 、 The difference between virtual references ？

For detailed answers, see common JVM Arrangement of interview questions and answers