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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a synchronized method?
💡 Hint: Think of how it controls thread access.
Question 2
Easy
What does a volatile variable do?
💡 Hint: Consider its effect on visibility.
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 do synchronized blocks ensure?
- Visibility
- Mutual exclusion
- Both
💡 Hint: Think about what synchronized means in a multithreaded context.
Question 2
A volatile variable guarantees that changes are visible immediately across threads. True or False?
- True
- False
💡 Hint: Consider the role of volatile in synchronization.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Java program using synchronized blocks to solve a simple banking problem where two threads try to modify the same account balance simultaneously. Explain how it prevents race conditions.
💡 Hint: Consider the use of synchronized methods for balance checks.
Question 2
Discuss how you would implement a multi-threaded application that counts the frequency of numbers in an array using atomic variables. Illustrate the code with proper thread management.
💡 Hint: Think about how each thread could increment the count.
Challenge and get performance evaluation