Dependency Injection · interview question
In Spring Boot, what role does the ApplicationContext play in dependency injection?
Multiple choiceMediumchapter-9-curatedpremiumdependency-injectionconstructor-vs-field-injection
Answer and explanation
Correct answer
A. It serves as the central interface for accessing application components.
Why
The ApplicationContext is the central interface in Spring Boot responsible for managing beans and their dependencies, allowing for dependency injection and lifecycle management of components.
Test yourself on Dependency Injection
A free test with instant, explained results. No account needed.
More Dependency Injection questions
- In Spring Boot, how can you ensure that a bean is eagerly initialized at startup?
- What advantage does constructor injection offer over field injection concerning encapsulation?
- In Spring Boot, how does lazy initialization of beans affect constructor injection?
- How does Spring Boot handle dependency injection when multiple beans match the type being injected?
- Which scope of a bean in Spring Boot is the default in Java?
- Why do teams use the @Autowired annotation in Spring Boot in production code?