JAVA SPRING BOOT INTERNSHIP - Femtosoft Technologies

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1️⃣ Exam Details:

✅ Total Questions: (25 Questions)
✅ Exam Duration: (10 Minutes)
✅ Passing Criteria: (80%)

✅ Exam Type: MCQs

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1 / 25

1. What type of response does ResponseEntity provide in Spring Boot?

A. HTML only

B. XML only

C. Any type of response based on content type

D. JSON only

2 / 25

2. How do you inject a service into a controller in Spring Boot?

A. Use @Autowired

B. Use @Repository

C. Use @Service

D. Use @Inject

3 / 25

3. Which annotation can be used to secure methods in Spring Security?

A. @Secured

B. @RolesAllowed

C. @PreAuthorize

D. All of the above

4 / 25

4. What is the output of this Spring Boot method?

@GetMapping("/hello/{name}")

public String hello(@PathVariable String name) {

return "Hello " + name;

}

A. 404 Not Found

B. Hello name

C. Hello

D. Hello {name}

5 / 25

5. What output will this method produce?

@GetMapping("/current-date")

public String getCurrentDate() {

return LocalDate.now().toString();

}

A. 200 OK

B. Returns current date as a String

C. Compilation Error

D. Runtime Error

6 / 25

6. What is the output will this line produce in a Spring Boot application?

@DeleteMapping("/delete/{id}")

public ResponseEntity delete(@PathVariable Long id) {

// delete logic

return ResponseEntity.noContent().build();

}

A. 204 No Content

B. 404 Not Found

C. 500 Internal Server Error

D. 200 OK

7 / 25

7. Which is NOT true regarding Spring Boot starters?

A. They provide a set of dependencies for a specific feature

B. They can only be used with Spring Boot projects

C. They make it easier to create Spring applications

D. They are only available for web applications

8 / 25

8. Which annotation in Spring Boot is used to enable JPA repositories?

A. @EnableJpaRepositories

B. @EnableAutoConfiguration

C. @EntityScan

D. @EnableTransactionManagement

9 / 25

9. How can you expose application metrics in a Spring Boot application?

A. A) Through Spring Data

B. B) Using Actuator

C. C) Both A and B

D. D) None of the above

10 / 25

10. What is the purpose of the @EnableWebFlux annotation?

A. B) It configures servlet-based apps

B. A) It enables reactive programming

C. D) None of the above

D. C) Both A and B

11 / 25

11. How do you use Spring Boot's @RefreshScope annotation?

A. C) Both A and B

B. B) It enables caching

C. A) It allows refreshing beans on configuration changes

D. D) None of the above

12 / 25

12. How do you log SQL queries generated by Spring Data JPA?

A. B) Using Hibernate settings

B. A) By setting spring.jpa.show-sql=true

C. C) Both A and B

D. D) None of the above

13 / 25

13. What is the purpose of @EnableCaching annotation?

A. B) To configure caching libraries

B. A) To enable caching support in the application

C. D) None of the above

D. C) Both A and B

14 / 25

14. How can you apply security at the method level in Spring Security?

A. A) Using @PreAuthorize

B. B) Using @Secured

C. C) Both A and B

D. D) None of the above

15 / 25

15. How do you create a custom starter in Spring Boot?

A. A) By creating a new Maven module

B. D) None of the above

C. C) Both A and B

D. B) Using annotations only

16 / 25

16. How can you secure sensitive information in applications built with Spring Boot?

A. B) Encrypting configurations

B. A) Using Spring Security

C. C) Both A and B

D. D) None of the above

17 / 25

17. How do you handle versioning in a REST API built with Spring Boot?

A. C) Both A and B

B. D) None of the above

C. B) Using request headers

D. A) In the URL

18 / 25

18. How do you create a @Scheduled task that runs at a fixed rate?

A. D) None of the above

B. C) Both A and B

C. A) Using @Scheduled(fixedRate = 5000)

D. B) Using @Scheduled(initialDelay = 5000)

19 / 25

19. How can you implement pagination in Spring Data JPA?

A. A) Using PageRequest

B. D) None of the above

C. C) Spring Data does not support it

D. B) Handling it manually

20 / 25

20. How can you configure CORS in a Spring Boot application?

A. C) CORS is not supported

B. D) None of the above

C. B) Through application.properties

D. A) Using WebMvcConfigurer

21 / 25

21. How do you create scheduled tasks in Spring Boot applications?

A. B) Using @Scheduled

B. C) Both A and B

C. D) None of the above

D. A) Using ScheduledExecutorService

22 / 25

22. How can you implement internationalization in a Spring Boot application?

A. B) Using LocaleResolver

B. C) Both A and B

C. D) None of the above

D. A) Using MessageSource

23 / 25

23. What is the purpose of @Cacheable annotation?

A. B) It invalidates cache entries

B. A) It caches the result of a method

C. D) None of the above

D. C) Both A and B

24 / 25

24. What is the significance of the org.springframework.boot:spring-boot-starter dependency?

A. C) It sets up REST controllers

B. B) It defines logging configuration

C. A) It is the core starter for Spring Boot

D. D) None of the above

25 / 25

25. How do you integrate third-party APIs in a Spring Boot application?

A. B) Only through HTTP clients

B. C) Both A and B

C. A) Using RestTemplate or WebClient

D. D) None of the above

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