Mastering Java Serialization: Top Interview Questions with Answers

Overview

Serialization is a fundamental concept in Java that enables an object to be converted into a byte stream, allowing for its storage or transfer over a network. It is commonly used in scenarios such as object persistence, caching, and communication between systems.

Serialization consept

In this article, we will cover the most commonly asked Java Serialization interview questions, ranging from basic to advanced, along with detailed answers to help you ace your next interview.

Mastering Java Serialization: Top Interview Questions with Answers

Table of Contents

1. What is Java Serialization?
2. How do you make a class Serializable in Java?
3. What is the serialVersionUID?
4. What happens if you don’t define serialVersionUID?
5. Can you customize the serialization process?
6. What is transient keyword in serialization?
7. Can you serialize static fields in Java?
8. How do you prevent a class from being serialized?
9. What is Externalizable in Java?