Spring provides a modular architecture that helps developers to identify the packages or classes which are to be used and which are to be ignored. Hence, in this way, we can keep only those things which we really need. So that makes it easy to identify and utilize the usable packages or classes even if there are many packages or classes.
Spring is a powerful framework that addresses many common problems in Jakarta EE. It includes support for managing business objects and exposing their services to presentation tier components.
Spring instantiates the beans and injects the dependencies of your objects into the application it serves as a life cycle manager of the beans.