Practice Serialization - 21.1.3 | 21. Java I/O and NIO | Advanced Programming
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Serialization

21.1.3 - Serialization

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is serialization in Java?

💡 Hint: Think about saving data.

Question 2 Easy

Which interface must a class implement for its objects to be serialized?

💡 Hint: Look for the keyword 'Serializable'.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is serialization?

Converting text to bytes
Storing object state as bytes
Creating files from strings

💡 Hint: Think about the purpose of saving data.

Question 2

True or False: A class needs to implement Serializable to be serialized.

True
False

💡 Hint: Recall the definition of Serializable.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a Serializable class called 'Book' that includes title, author, and publication year. Write a method to serialize the book object.

💡 Hint: Consider the fields that define a Book object.

Challenge 2 Hard

Discuss the security concerns associated with serialization and suggest best practices to mitigate these issues.

💡 Hint: Think about what happens if unknown data is processed.

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