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4 cards from this section. Quick, good the night before a test.
What is the primary purpose of jconsole?
Think about GUI tools.
Which command-line tool is used to analyze memory usage in Java applications?
Look for the tool that generates memory maps.
What type of tool is jvisualvm?
Remember the interface type of the tool.
True or False: jmap can be used to analyze memory leaks?
Think about what jmap generates.
You suspect your Java application has a memory leak. Describe the steps you would take using JVM tools to investigate this issue.
Think about both the tools and the analysis process.
You notice that jconsole shows high memory usage, but your application isn’t responding. Explain how you would use JVM tools to diagnose the issue.
Consider how to identify performance issues using both monitoring and analysis.
6 more questions in this section. Enroll free to practise them all.
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