🍃 Spring Boot Interview Questions
Master Spring Framework with questions on dependency injection, REST APIs, JPA, and security
Spring Framework, dependency injection, REST APIs, JPA, and security
🍃 Spring Boot Framework
Comprehensive Spring Boot interview questions covering core concepts, REST APIs, security, and more
Spring Profiles provide a way to segregate parts of your application configuration and make it available only in certain environments (dev, test, prod).
Spring Bean scopes determine how many instances of a bean are created and how they are shared. Singleton (default) creates one instance per container, while Prototype creates a new instance each time.
Spring Boot provides multiple ways to externalize configuration through property files, YAML, environment variables, and command-line arguments.
Spring Boot Interview Tips
- ✓ Understand the difference between @Component, @Service, @Repository, @Controller
- ✓ Know Spring Boot auto-configuration and starter dependencies
- ✓ Be familiar with dependency injection patterns (constructor vs field)
- ✓ Understand Spring Security authentication and authorization
- ✓ Know how to work with Spring Data JPA and custom queries
- ✓ Practice writing unit and integration tests with MockMvc
- ✓ Understand profiles and externalized configuration
- ✓ Know Spring Boot Actuator for monitoring