Deadlock in Java is a concurrency issue where two or more threads are blocked forever, each waiting for the other to release a lock. It’s a critical concept in multithreading that developers must handle to ensure smooth application execution.
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Which Java feature is most associated with deadlocks?
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Question 3 of 15
3. Question
Which of the following conditions must hold true for a deadlock to occur?
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Question 4 of 15
4. Question
Which keyword is often used in Java that can lead to deadlock?
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Question 5 of 15
5. Question
Which Java class can help detect deadlocks at runtime?
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Question 6 of 15
6. Question
What does ThreadMXBean.findDeadlockedThreads() return?
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Question 7 of 15
7. Question
Which practice helps prevent deadlocks in Java?
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Question 8 of 15
8. Question
What is the best approach to avoid deadlocks?
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Question 9 of 15
9. Question
Which type of synchronization is more prone to deadlock?
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Question 10 of 15
10. Question
What happens to a program once it hits a deadlock?
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Question 11 of 15
11. Question
Which method would you use to manually check if a thread is in blocked state?
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Question 12 of 15
12. Question
Can deadlocks be resolved automatically in Java?
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Question 13 of 15
13. Question
Which thread state is involved in a deadlock scenario?
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Question 14 of 15
14. Question
What is circular wait in the context of deadlock?
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Question 15 of 15
15. Question
Which of the following can help simulate a deadlock for testing?
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Summary
Understanding Deadlock in Java is crucial for writing reliable multithreaded applications. Preventing deadlocks through proper locking order, minimal synchronization, and detection tools ensures smooth and bug-free program execution.
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