Java Spring Engineer Assessment

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

This is a comprehensive java-spring-boot mock test with 25 questions covering Core Spring, Dependency Injection, Spring Boot. 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 90 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

What is the Spring Framework's Inversion of Control (IoC) container?

Answer

A container that manages object creation, configuration, and lifecycle through dependency injection

Question 2

Which annotation is used to mark a class as a configuration class that defines Spring beans?

Answer

@Configuration

Question 3

What is the difference between @Component and @Bean?

Answer

@Component is used on classes with component scanning; @Bean is used on methods in @Configuration classes for explicit bean registration

Question 4

What does the @Autowired annotation do when placed on a constructor?

Answer

It tells Spring to inject dependencies via that constructor (constructor injection)

Question 5

What is the default scope of a Spring bean?

Answer

Singleton

Question 6

What is Spring Boot's auto-configuration?

Answer

Spring Boot automatically configures beans based on dependencies in the classpath (e.g., DataSource if H2 is present)

Question 7

Which file is commonly used to externalize configuration in Spring Boot?

Answer

application.properties or application.yml

Question 8

What is the purpose of @SpringBootTest annotation?

Answer

To load the full application context for integration testing

Question 9

Which JPA annotation specifies the mapping between an entity and a database table?

Answer

@Table

Question 10

What does the @Transactional annotation do in Spring?

Answer

It ensures a method executes within a database transaction, with automatic rollback on runtime exceptions

Java Spring Engineer Assessment

Difficulty

Topics Covered

What You'll Get