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|Title of Computers eBook: Hibernate, Spring & Struts Interview Questions You'll Most Likely Be Asked|
|Release Date: 03-07-2011|
|Publisher: (Indie Author)|
This eBook download is available in the following formats:
|Parent title||Hibernate, Spring &...|
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Hibernate, Spring & Struts Interview Questions You'll Most Likely Be Asked
Hibernate, Spring, & Struts Questions
Review these typical interview questions and think about how you would answer them. Read the answers listed; you will find best possible answers along with strategies and suggestions.
1: Define the persistence concept.
Persistence is a fundamental concept in application development which allows an object to outlive the process that created it. The state of the object can be stored to disk, and an object with the same state can be re-created at some point in the future.
2: What is ORM?
Object/relational mapping is automated (and transparent) persistence of objects in a Java application to the tables in a relational database; it uses metadata that describes the mapping between the objects and the database.
3: Which are the main components of an ORM solution?
An ORM solution consists of the following four components:
a) an API for performing basic CRUD operations on objects of persistent classes
b) a language or API for specifying queries that refer to classes and properties of classes
c) a facility for specifying mapping metadata...