Java Spring Boot Internship In Chennai

📝 Online Exam Instructions – Read Carefully Before Starting

1️⃣ Exam Details:

✅ Total Questions: (25 Questions)
✅ Exam Duration: (10 Minutes)

✅ Exam Type: MCQs

2️⃣ System Requirements:

✔ Use a laptop/desktop with a stable internet connection.
✔ Recommended browsers: Chrome, Firefox, Edge (latest versions).
✔ Ensure your webcam & microphone are working (if required).

3️⃣ Before Starting the Exam:

🖊 Fill in the Exam Registration Form Correctly

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4️⃣ Submission & Certification Process:

📌 Ensure all answers are submitted before the timer ends.
📌 Once submitted, you cannot change your responses.
📌 After passing, your certificate will be automatically generated with your registered name.

🎉 Congratulations on your success!

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1 / 25

1. How do you specify the version of Spring Boot in Maven?

A. In the pom.xml file

B. In the application.properties

C. Using annotations

D. None of the above

2 / 25

2. What does the @Transactional annotation indicate?

A. The method uses IO operations

B. The method should run inside a transaction

C. The method doesn't require a transaction

D. All of the above

3 / 25

3. What will be the output of this Spring Boot code?

@GetMapping("/divide")

public double divide(@RequestParam int a, @RequestParam int b) {

return (double) a / b;

}

A. The result of a divided by b

B. 0

C. Compilation Error

D. Runtime Error

4 / 25

4. What does the @Profile annotation do?

A. Defines the environment the beans should be available

B. Configures the application settings

C. Matches requests to handlers

D. None of the above

5 / 25

5. 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. 200 OK

B. 204 No Content

C. 404 Not Found

D. 500 Internal Server Error

6 / 25

6. What will this Spring Boot method return?

@RequestMapping(value = "/users", method = RequestMethod.GET, produces = "application/json")

public List getAllUsers() {

return userService.getAllUsers();

}

A. JSON formatted list of Users

B. XML formatted list of Users

C. 404 Not Found

D. Compilation Error

7 / 25

7. What is the function of @Component?

A. Marks a class as a Spring component

B. Prevents method overriding

C. Defines a service for transaction management

D. It does nothing

8 / 25

8. What will this Spring Boot method return?

@GetMapping("/users/{id}")

public User getUser(@PathVariable int id) {

return userService.findById(id);

}

A. 404 Not Found

B. Returns User object

C. Compilation Error

D. Returns List<User>

9 / 25

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

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

B. B) It defines logging configuration

C. C) It sets up REST controllers

D. D) None of the above

10 / 25

10. How does Spring Boot handle health checks for applications?

A. A) Through Actuator endpoints

B. B) Manually checking health

C. C) Only through database health views

D. D) None of the above

11 / 25

11. What is the purpose of the @JsonProperty annotation?

A. A) It maps JSON properties to Java fields

B. B) It defines API endpoints

C. C) It configures HTTP headers

D. D) None of the above

12 / 25

12. What is the purpose of the @SpringBootApplication annotation?

A. A) It enables auto-configuration

B. B) It specifies the main class

C. C) It marks a configuration class

D. D) None of the above

13 / 25

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

A. A) In the URL

B. B) Using request headers

C. C) Both A and B

D. D) None of the above

14 / 25

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

A. A) Using ScheduledExecutorService

B. B) Using @Scheduled

C. C) Both A and B

D. D) None of the above

15 / 25

15. How do you define a one-to-many relationship in Spring Data JPA?

A. A) Using @OneToMany

B. B) Using @ManyToMany

C. C) Using @OneToOne

D. D) None of the above

16 / 25

16. What is the purpose of Spring Boot's @EnableCaching annotation?

A. A) To enable caching in the application

B. B) To set up a caching provider

C. C) To manage session data

D. D) None of the above

17 / 25

17. What steps are involved in migrating a Spring Boot application to a new version?

A. C) Both A and B

B. D) None of the above

C. A) Update dependencies

D. B) Test the application

18 / 25

18. 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

19 / 25

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

A. A) Using PageRequest

B. B) Handling it manually

C. C) Spring Data does not support it

D. D) None of the above

20 / 25

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

A. A) Using RestTemplate or WebClient

B. B) Only through HTTP clients

C. C) Both A and B

D. D) None of the above

21 / 25

21. What is the purpose of the spring.datasource.url property?

A. A) It specifies the database connection URL

B. B) It configures data source options

C. C) It defines JPA settings

D. D) None of the above

22 / 25

22. What is the significance of the @Transactional(propagation = Propagation.REQUIRES_NEW)?

A. A) It creates a new transaction

B. B) It retries the same transaction

C. C) Both A and B

D. D) None of the above

23 / 25

23. How do you define default values for properties in an application?

A. A) Using application.properties

B. B) Using @Value with default values

C. C) Both A and B

D. D) None of the above

24 / 25

24. How do you perform transactions in Spring Boot?

A. A) Using @Transactional

B. B) Manually managing transactions

C. C) Spring handles it automatically

D. D) None of the above

25 / 25

25. How do you implement a custom validation annotation in Spring Boot?

A. A) By extending the Validator interface

B. B) Using Annotations only

C. C) Both A and B

D. D) None of the above

JAVA SPRING BOOT INTERNSHIP

📝 Online Exam Instructions – Read Carefully Before Starting

1️⃣ Exam Details:

2️⃣ System Requirements:

3️⃣ Before Starting the Exam:

4️⃣ Submission & Certification Process: