Spring Boot Backend Developer Assessment

Q: What is this java-spring-boot mock test?

This is a comprehensive java-spring-boot mock test with 25 questions covering Dependencies, REST API, Dependency Injection. It simulates real technical interviews with timed conditions and provides detailed explanations.

Q: How long does the test take?

The test has a time limit of 75 minutes. You can pause and resume, but we recommend completing it in one sitting.

Q: Will I get feedback on my answers?

Yes! After each question, you receive immediate feedback with detailed explanations. At the end, you get a comprehensive report showing your strengths and areas for improvement.

Q: Is this test suitable for FAANG interview preparation?

Absolutely! Our questions are curated by FAANG interviewers and cover the exact topics and difficulty levels you'll encounter in top tech company interviews.

Question 1

Which dependency is required to build a REST API with Spring Boot?

Answer

spring-boot-starter-web

Question 2

What is the correct way to create a REST endpoint that returns JSON in Spring Boot?

Answer

Use @RestController (which combines @Controller and @ResponseBody)

Question 3

How do you inject a dependency into a Spring Boot service?

Answer

Using @Autowired on constructor, field, or setter

Question 4

Which annotation maps HTTP POST requests to a controller method?

Answer

@PostMapping

Question 5

How do you extract a query parameter like '?page=2' in a Spring Boot controller?

Answer

@RequestParam("page")

Question 6

What is the purpose of @Entity annotation in Spring Boot JPA?

Answer

It marks a class as a JPA entity to be mapped to a database table

Question 7

Which interface should your repository extend to get basic CRUD methods for an entity?

Answer

CrudRepository or JpaRepository

Question 8

What does the @RequestBody annotation do in a controller method?

Answer

It binds the HTTP request body to a method parameter (e.g., JSON to Java object)

Question 9

What is the default HTTP response status code for a successful GET request in Spring Boot?

Answer

200 OK

Question 10

How do you change the server port in Spring Boot?

Answer

Set server.port=8081 in application.properties

Spring Boot Backend Developer Assessment

Difficulty

Topics Covered

What You'll Get