Spring

Question 1

Spring framework

Answer 1

• an open source lightweight framework that allows Java EE developers to build simple, reliable, and scalable enterprise applications.
• it can be considered as a collection of sub-frameworks, also called layers or modules, such as Spring AOP, Spring ORM, Spring Web Flow, Spring Web MVC

Question 2

Spring Data JPA

Answer 2

• this module deals with enhanced support for JPA based data access layer
• it makes it easier to build Spring-powered applications that use data access technologies
• an abstraction on top of JPA and Hibernate