Spring Online Quiz

Welcome to the Spring Online Quiz Test designed for beginners! This blog post provides a collection of 25 multiple-choice questions (MCQs) on the Spring Framework, perfect for those who are just starting their journey in enterprise Java development. The quiz covers basic concepts, components, and functionalities of Spring. Test your knowledge and reinforce what you've learned through detailed explanations provided for each question.

1. What does the Spring Framework primarily aim to simplify in Java development?

a) Mobile app development
b) Game development
c) Web development
d) None of the above

2. Which module in Spring is best known for dependency injection?

a) Spring MVC
b) Spring Core
c) Spring Boot
d) Spring Security

3. What is the use of the @Autowired annotation in Spring?

a) Configuration of web-based applications
b) Automatic dependency injection
c) Definition of bean wiring
d) Handling web request mappings

4. In Spring, what is a bean?

a) A data repository
b) An entity of an application
c) An object managed by the Spring IoC container
d) A development tool

5. What is the purpose of the applicationContext.xml file in Spring?

a) To define middleware properties
b) To configure Spring's web settings
c) To define beans and their dependencies
d) To execute core application tasks

6. Which annotation is used in Spring MVC to map web requests to specific handler functions?

a) @RequestMapping
b) @QueryMapping
c) @PostMapping
d) @GetMapping

7. What is Spring Boot used for?

a) Implementing security in applications
b) Managing REST APIs
c) Simplifying the configuration and deployment of Spring applications
d) Processing form data

8. Which interface in Spring deals with transaction management?

a) JdbcOperations
b) PlatformTransactionManager
c) CrudRepository
d) WebMvcConfigurer

9. What is the @Transactional annotation used for?

a) Managing database connections
b) Handling asynchronous tasks
c) Applying transactional boundaries
d) Creating RESTful services

10. How do you define a prototype scoped bean in Spring?

a) By using the @Scope("singleton") annotation
b) By using the @Scope("prototype") annotation
c) By using the @RequestScope annotation
d) By using the @SessionScope annotation

11. What is Aspect-Oriented Programming (AOP) in Spring used for?

a) To configure web applications
b) To secure web applications
c) To separate cross-cutting concerns like logging and transactions
d) To manage application contexts

12. Which component acts as a front controller in Spring MVC?

a) DispatcherServlet
b) HandlerMapping
c) WebServerFactory
d) ModelAndView

13. What does the @EnableAutoConfiguration annotation do in Spring Boot?

a) It enables CSS and JS optimization
b) It allows the application to configure based on the included dependencies
c) It provides database versioning
d) It manages security configurations

14. What is the role of the JdbcTemplate in Spring?

a) To handle HTTP requests
b) To abstract complex database transactions
c) To simplify JDBC operations
d) To manage web sessions

15. What does the @PathVariable annotation do in Spring MVC?

a) It extracts values from the URL
b) It manages session attributes
c) It maps a request body with a method parameter
d) It validates input data

16. What feature does the @Profile annotation provide in Spring?

a) It allows for different environments to be configured, such as dev and prod
b) It provides advanced user profile features
c) It enhances the security of applications
d) It profiles SQL queries

17. What is the purpose of the @Value annotation in Spring?

a) To inject property values into configuration
b) To validate method arguments
c) To create custom annotations
d) To optimize performance

18. How is the @RestController annotation in Spring used?

a) To create SOAP web services
b) To create RESTful web services
c) To handle form submissions
d) To manage client-side state

19. What does the @Query annotation do in Spring Data JPA?

a) It specifies a native SQL query for the method
b) It automatically generates SQL queries based on method names
c) It configures transaction management
d) It specifies a JPQL or SQL query for the method

20. What is the main purpose of the @Component annotation in Spring?

a) To declare a class as a Spring MVC controller
b) To declare a class as a WebSocket handler
c) To declare a class as a bean to be managed by Spring
d) To declare a class as a batch job processor

21. What is the role of @Async in Spring?

a) It enables synchronous handling of requests
b) It allows for asynchronous method execution
c) It enhances security protocols
d) It manages database sessions

22. What does the @Order annotation specify in Spring?

a) The sequence of loading beans
b) The priority of advice execution in AOP
c) The data sorting order in databases
d) The order of interceptors in MVC

23. Which feature in Spring helps manage application profiles?

a) @Profile
b) @ActiveProfiles
c) @Configuration
d) @ComponentScan

24. What is the purpose of the @SessionAttributes annotation in Spring MVC?

a) To store model attributes in the session
b) To manage database sessions
c) To synchronize session data
d) To create session factories

25. How is the @EnableCaching annotation used in Spring?

a) To enable support for scheduled tasks
b) To enable support for transaction management
c) To enable support for caching mechanisms
d) To enable support for data validation