Practice Jit Compiler Tuning (28.7.3) - JVM Internals and Performance Tuning

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8 questions

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2 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
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the purpose of the JIT compiler?
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Think about why speed is important in execution.
Question 2.
What flag is used to monitor compiled methods?
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This begins with '-XX:' and indicates print functionality.
3Question 3.
What does the JIT compiler translate?
- Bytecode to Assembly Language
- Bytecode to Native Code
- Assembly to Machine Code
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Think about the purpose of the JIT compiler.
4Question 4.
True or False: Profiling helps identify which methods are performance bottlenecks.
- True
- False
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Consider the goal of analyzing method performance.
Question 5.
Consider an application where multiple methods are executed under heavy load. How would you approach JIT tuning?
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Think about steps you would take to identify performance bottlenecks.
Question 6.
You notice that one method compiles but still runs slowly. What further steps could you take to improve its performance?
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Analyze the method for inefficiencies and aim to streamline what happens within it.

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