What is persistence in java based enterprise applications?

What is persistence in java based enterprise applications?
The process of storing enterprise data into the relational database is known as persistence.

Persistence Stores:-

• The place where the application data can be stored and managed permanently is called  as persistence store. 
• Ex:- Files, Database softwares etc...
• Persistence Operations
• insert, update, delete & select operations are perfomed on the persistance stores to manipulate it's data and these operations are called as persistance operations.

Persistence Logic:

• The logic that resides in our s/w applications to interact with persistance stores and to manipulate data of persistance stores through operations is called as persistance logic.
• In java application we can use either JDBC (or) ORM  persistance logic to perform persistance operation on DB softwares.

DAO:-

• It is the Design the Pattern which seperates  DataAccessLogic from Bussiness Logic. DAO classes can be developed with JDBC API, Hibernate, Ibatis, Spring/JDBC etc..