Spring Boot quiz

Test your Spring Boot knowledge with a free interactive quiz — 26 questions with answers and explanations. No signup needed to play.

What does `@Transactional` do on a service method?

1. What does `@Transactional` do on a service method?
2. What is `application.properties`/`application.yml` used for?
3. What is `@ControllerAdvice` (or `@RestControllerAdvice`) used for?
4. What does Spring Boot Actuator provide?
5. What does Spring Data JPA's `JpaRepository` interface provide?
6. How do you run a Spring Boot application?
7. What is a Spring Boot "starter" dependency?
8. What is the purpose of `spring-boot-starter-test`?
9. How do you handle validation of a request body?
10. What are Spring "profiles" used for?
11. What is Spring Boot?
12. What is the difference between `@Component`, `@Service`, and `@Repository`?

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