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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the AtomicInteger class do?
💡 Hint: Look for operations that are performed thread-safely.
Question 2
Easy
Is it necessary to use synchronization when using atomic variables?
💡 Hint: Think about the benefits of atomic operations.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What class provides lock-free thread-safe operations on integers?
- AtomicBoolean
- AtomicInteger
- SynchronizedInteger
💡 Hint: Focus on the class that operates specifically on integers.
Question 2
True or False: Atomic variables require explicit synchronization to ensure thread safety.
- True
- False
💡 Hint: What do you remember about atomic operations?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a banking system where multiple threads can securely increment a user's balance using AtomicInteger. Discuss how you would manage the account transactions.
💡 Hint: How can you ensure each operation finishes without interference from others?
Question 2
Given a counter that can be safely incremented by several threads, illustrate how using synchronized methods could differ from using AtomicInteger in terms of performance. What would you observe in a high-load scenario?
💡 Hint: What are the risks of having thread contention?
Challenge and get performance evaluation