Practice Immutable Objects - 23.7 | 23. Java Memory Model and Thread Safety | Advanced Programming
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Immutable Objects

23.7 - Immutable Objects

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is an immutable object?

💡 Hint: Think about how strings work in Java.

Question 2 Easy

Why are immutable objects considered thread-safe?

💡 Hint: Consider what happens when multiple threads access the same object.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does it mean for an object to be immutable?

It can change states
It cannot be changed after creation
It is always static

💡 Hint: Recall the definition of immutable.

Question 2

Immutable objects are thread-safe. True or False?

True
False

💡 Hint: Consider how they behave in multithreaded contexts.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create an immutable class that models a product with properties like name and price. How would you handle an update to the product's price?

💡 Hint: Consider how you would extend the class with a method that returns the new instance.

Challenge 2 Hard

Discuss how the use of immutable objects can lead to improved performance in certain cases within a multi-threaded application.

💡 Hint: Reflect on how data is shared in multithreaded programming.

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