Answer 1

Deepika Mourya
The Spring IoC container is at the core of the Spring Framework. Thecontainer will create the objects, wire them together, configure them, and manage their complete life cycle from creation till destruction. The Spring container uses dependency injection (DI) to manage the components that make up an application.
source:
https://howtodoinjava.com/spring-core/different-spring-ioc-containers/
I hope I was helpful