Raj kumar Bhakthavachalam

Container, Dependency, and IOC  What is dependency injection and what are the advantages?  What is a pattern? What is an anti-pattern. Is dependency injection a pattern?  What is an interface and what are the advantages of making use of them in Java?  Why are they recommended for Spring beans  What is meant by “application-context?  What is the concept of a “container” and what is its lifecycle?  How are you going to create a new instance of an ApplicationContext?  Can you describe the lifecycle of a Spring Bean in an ApplicationContext?  How are you going to create an ApplicationContext in an integration test test?  What is the preferred way to close an application context? Does Spring Boot do this for you?  Can you describe:  Dependency injection using Java configuration?  Dependency injection using annotations (@Component, @Autowired)?  Component scanning, Stereotypes and Meta-Annotations?  Scopes for Spring beans? What is the default scope?  Are beans lazily or eage...