Exam Code: 1Z0-355
Exam Name: Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional Exam
Certification Provider: Oracle
Corresponding Certification: Java Technology

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Name: Oracle 1Z0-355 Exam
Brand: Oracle
SKU: 1Z0-355
Price: 888.00 USD
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Updated: Sep 20, 2026

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Oracle 1Z0-355 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional Exam
Exam Number:	1Z0-355
Related Certifications:	Oracle Certified Professional, Java SE Programmer
Exam Duration:	135 minutes
Available Languages:	English, Japanese
Real Exam Qty:	64
Exam Format:	Single Answer, Multiple Choice, Multiple Answer
Passing Score:	61%
Certificate Validity Period:	Valid for life
Exam Price:	USD 245
Recommended Training:	Java EE 6: Develop Database Applications with JPA
Exam Registration:	Oracle University Certification Portal Pearson VUE Registration
Exam Way:	In-person at Pearson VUE test centers / Online proctored exam
Pre Condition:	Valid Oracle Certified Professional, Java SE Programmer certification (any version)
Official Syllabus URL:	https://education.oracle.com/oracle-certified-expert-java-platform-ee-6-jpa-developer/pexam_1Z0-898

Oracle 1Z0-355 Exam Syllabus Topics:

Section	Weight	Objectives
Entity Manager and Persistence Context	15%	- Persistence context scope and lifecycle - Using EntityManager in Java SE and Java EE - CRUD operations and state management
JPA Entities and Mapping	22%	- Mapping enums, embeddables, and collections - Defining entities, fields, and properties - Basic and composite primary keys - Entity inheritance and polymorphism
Entity Relationships	18%	- Bidirectional vs unidirectional relationships - One-to-one, one-to-many, many-to-one, many-to-many mappings - Cascade operations and fetch strategies
Introduction to Java Persistence API	10%	- Overview of JPA 2.0 specification - Persistence units and configuration
Querying with JPA	20%	- Criteria API and type-safe queries - Native SQL queries and result mapping - Java Persistence Query Language (JPQL) - Query parameters, pagination, and ordering
Transactions, Locking and Advanced Topics	15%	- Caching and performance optimization - Optimistic and pessimistic locking - JTA and resource-local transactions - Bean Validation integration

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Self Test Engine is suitable for windows operating system, running on the Java environment, and can install on multiple computers.
PDF Version: can be read under the Adobe reader, or many other free readers, including OpenOffice, Foxit Reader and Google Docs.

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