#SpringBoot2025

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Top Spring Boot Interview Questions and Answers (2025 Edition)

Spring Boot has become the standard for building production-ready Java applications with minimal configuration. If you're preparing for a backend or full-stack developer role, having a good grip on common Spring Boot interview questions is a must.

In this post, we’ll walk you through the most frequently asked Spring Boot questions to help you ace your next interview.

📘 Want a complete list with detailed answers and code examples? 👉 Read the full guide here: Spring Boot Interview Questions – Freshy Blog

🔹 What is Spring Boot?

Spring Boot is an extension of the Spring framework that simplifies the development of Java-based applications by providing auto-configuration, embedded servers, and production-ready defaults.

🔸 Common Spring Boot Interview Questions

1. What are the main features of Spring Boot?

Auto Configuration

Starter Dependencies

Spring Boot CLI

Actuator

Embedded Web Servers (Tomcat, Jetty)

2. What is the difference between Spring and Spring Boot?

Spring Boot is a rapid application development framework built on top of Spring. It eliminates boilerplate configuration and helps developers get started quickly.

🔸 Intermediate Spring Boot Questions

3. What are Starter dependencies?

Starter dependencies are a set of convenient dependency descriptors that you can include in your application. For example:

<dependency>

  <groupId>org.springframework.boot</groupId>

  <artifactId>spring-boot-starter-web</artifactId>

</dependency>

4. What is Spring Boot Actuator?

Spring Boot Actuator provides production-ready features like monitoring, metrics, and health checks of your application.

🔹 Advanced Spring Boot Questions

5. How does auto-configuration work in Spring Boot?

Spring Boot automatically configures your application based on the dependencies you have in your classpath using @EnableAutoConfiguration.

6. How can you secure a Spring Boot application?

You can use spring-boot-starter-security and configure it with annotations like @EnableWebSecurity, along with custom authentication and authorization logic.

🔍 More Questions Covered in the Full Guide:

What are Profiles in Spring Boot?

What is the role of application.properties or application.yml?

How to implement exception handling in Spring Boot?

How to integrate Spring Boot with databases like MySQL, PostgreSQL?

👉 Get full coverage with examples, tips, and best practices: 🔗 https://www.freshyblog.com/spring-boot-interview-questions/

✅ Quick Tips for Spring Boot Interviews

Understand how dependency injection works

Be familiar with REST API development in Spring Boot

Practice building microservices

Explore Spring Security basics

Review annotations like @RestController, @Service, @Component, and @Repository

Final Thoughts

Mastering these Spring Boot interview questions can give you a solid edge in any technical interview. As Java continues to be a dominant backend language, Spring Boot remains a vital tool in the modern developer’s toolkit.

📘 Want to dive deeper? 👉 Visit the full interview question guide here: Spring Boot Interview Questions – Freshy Blog