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23.4.1. The synchronized Keyword
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- 1.
What is the purpose of the synchronized keyword in Java?
Hint
Think about thread safety.
- 2.
Can multiple threads access a synchronized method at the same time?
Hint
Remember the concept of mutual exclusion.
- 3.
What does the synchronized keyword ensure in a Java application?
- Only one thread can access shared data
- All threads can access shared data simultaneously
- It makes an application single-threaded
Hint
Think about what synchronization implies.
- 4.
True or False: A synchronized block prevents the thread from seeing changes made by other threads.
- True
- False
Hint
Consider the purpose of synchronization.
- 5.
Design a multi-threaded application that modifies a shared counter while ensuring thread safety. Explain how you would use synchronized effectively.
Hint
Consider how threads interact when they try to access shared variables.
- 6.
Analyze a piece of code using synchronized; identify potential bottlenecks and suggest optimizations.
Hint
Look for sections of the code that could lead to multiple threads waiting for the lock.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
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Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting