Monday, 8 July 2013

OCE JPA Developer Certification

Oracle offers the various Java certifications under the following four levels,

    1. Entry Level                                        
    2. Foundation
    3. Specialty
    4. Advanced

This four levels help to choose the right Java Certification Path easily.

All the Java certifications are grouped under four different categories. They are,

    • OCA Level Java Certifications
    • OCP Level Java Certifications
    • OCM Level Java Certifications
    • OCE Level Java Certifications

OCEJPAD Certification

This certification coming under in OCE Level Certifications. OCEJPAD is one of the most important certification in J2EE, it deals about entity design, transaction management, locking fundamentals, and security. This certification is defined for developers who all are looking for develop Java EE 6 Enterprise applications using JPA. Oracle Certified JPA Developers are familiar with the JPA coding experience of entities.

OCEJPAD Certification Prerequisites

Oracle Certified Professional Java Programmer OR Sun Certified Java Programmer (any edition) is the prior exam for OCEJPAD certification exam.

Exam Details

Exam Number : 1Z0-898
Associated Certifications : Oracle Certified Expert, Java EE 6 
Java Persistence API Developer
Exam Product Version : Java EE
Exam Price : US$ 245
Duration : 135 minutes
Number of Questions : 64
Passing Score : 61%
Format : Multiple Choice

Exam Objectives

Overview of the Java Persistence API
Describe the basics of Object Relational Mapping (ORM)
Define the key concepts of the Java Persistence API (entity, entity manager, and persistence unit)
Introducing the Auction Application
Describe the auction application
Define the domain objects of the auction application
Describe the implementation model for the auction system
Java Persistence API Entities
Describe the difference between objects and entities
Describe the difference between persistent fields and properties
Identify and use common Java Persistence API annotations, such as @Entity, @Id, @Table, and @Column
Understanding the Entity Manager
Describe the relationship between an entity manager, a persistence context, and a persistence unit
Describe the difference between a container-managed entity manager and an application-managed entity manager
Describe the entity life cycle
Modeling Entity Relationships
Examine association relationships in the data and object models
Use relationship properties to define associations
Implement one-to-one unidirectional associations
Implement one-to-one bidirectional associations
Implement many-to-one/one-to-many bidirectional associations
Implement many-to-many bidirectional associations
Implement many-to-many unidirectional associations
Examine fetch and cascade mode settings
Entity Inheritance and Object-Relational Mapping
Examine entity inheritance
Examining object/relational inheritance hierarchy mapping strategies
Inherit from an entity class
Inherit using a mapped super class
Inherit from a non-entity class
Examine inheritance mapping strategies
Use an embeddable class
Persisting Enums and Collections
Persist entities that contain enums with @Enumerated
Persist entities that contain lists with @ElementCollection
Persist entities that contain maps with @ElementCollection
Introduction to Querying
Find an Entity by its primary key
Understand basic Java Persistence API query language queries
Understand native SQL queries
Understand basic Criteria API queries
Using the Java Persistence API Query Language
Examine the Java Persistence API query language
Create and use the SELECT statement
Create and use the UPDATE statement
Create and use the DELETE statement
Using the Java Persistence API Criteria API
Contrast queries that use the Criteria API with queries that use the Java Persistence query language
Describe the metamodel object approach to querying
Create Criteria API queries
Using the Java Persistence API in a Container
Use the Java Persistence API from a servlet
Use the Java Persistence API from a stateless session bean
Implementing Transactions and Locking
Describe the transaction demarcation management
Implement container-managed transactions (CMT)
Interact programmatically with an ongoing CMT transaction
Implement bean-managed transactions (BMT)
Apply transactions to the Java Persistence API
Advanced Java Persistence API Concepts
Specify composite primary keys
Override mappings with the @AttributeOverride and @AssociationOverride annotations
Understand entity listeners and callback methods

OCEJPAD Certification Training Resources

EPractize Labs offers Training Lab for OCEJPAD Certification Exam. This Exam Simulator is a learning tool for OCEJPAD certification. This simulator completely follow the Oracle's latest exam detail updations. EPractize Labs Training Lab is an offline product. It gives you the independence from keeping yourself always connected to the internet. You can practice the exam at your convenient time.

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EPractize Labs Software simulator comes with sample mock exams and review slides to prepare OCEJPAD certification Exam. There are 594 sample mock questions available with brief explanations.

OCEJPAD Certification Training Lab Features

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    2. 594 mock exam questions
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Good luck with your studies!

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