Top 25 Spring Boot Interview Questions and Answers for Beginners

Crack your next Java developer interview with these top 25 Spring Boot questions. Covers auto-configuration, starters, annotations, testing, REST APIs, and production best practices with clear explanations.

1. What is Spring Boot?

Spring Boot is a framework built on top of the Spring Framework that simplifies application development. It provides defaults and auto-configuration to help developers create stand-alone, production-ready Spring applications with minimal setup.

It eliminates boilerplate configuration by using embedded servers, starters, and sensible defaults. Developers can get started quickly without needing complex XML configuration.

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2. How is Spring Boot different from the Spring Framework?

Spring Framework requires a lot of boilerplate and XML-based configuration…