Practice Garbage Collection (gc) (10.5) - JVM Internals and Performance Tuning

Practice: Garbage Collection (GC)

Lesson 10.5JVM Internals and Performance Tuning

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10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does Garbage Collection do in Java?
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Think about what happens when objects are no longer referenced.
Question 2.
Name one type of Garbage Collector.
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Consider the main collectors mentioned in class.
3Question 3.
What is the main purpose of Garbage Collection?
- Manage network connections
- Reclaim memory
- Optimize CPU usage
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Focus on the role GC plays in memory management.
4Question 4.
True or False: C and C++ manage memory automatically like Java.
- True
- False
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Remember how different languages handle memory.
Question 5.
You have a Java application that handles high volumes of requests but is experiencing excessive pause times. Explain how you would approach tuning the GC settings to address this.
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Analyze the current performance metrics before making any changes.
Question 6.
Consider a scenario where an application using the G1 GC is facing performance issues due to high memory fragmentation. What GC strategies might help improve its performance?
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Memory management strategies can help mitigate fragmentation.

6 more questions in this section. Enroll free to practise them all.