Practice The Synchronized Keyword (23.4.1) - Java Memory Model and Thread Safety

Practice: The synchronized Keyword

Lesson 23.4.1Java Memory Model and Thread Safety

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8 questions

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6 sample questions

Question 1.
What is the purpose of the synchronized keyword in Java?
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Think about thread safety.
Question 2.
Can multiple threads access a synchronized method at the same time?
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Remember the concept of mutual exclusion.
3Question 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
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Think about what synchronization implies.
4Question 4.
True or False: A synchronized block prevents the thread from seeing changes made by other threads.
- True
- False
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Consider the purpose of synchronization.
Question 5.
Design a multi-threaded application that modifies a shared counter while ensuring thread safety. Explain how you would use synchronized effectively.
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Consider how threads interact when they try to access shared variables.
Question 6.
Analyze a piece of code using synchronized; identify potential bottlenecks and suggest optimizations.
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Look for sections of the code that could lead to multiple threads waiting for the lock.

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