100% Oracle 1Z0-355 Guaranteed Success With Testing Engine

Exam Code: 1Z0-355

Exam Name: Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Professional Exam

Updated: Aug 08, 2026

Number: 100 Q&As with Testing Engine

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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
Real Exam Qty:	64
Certificate Validity Period:	Valid for life
Related Certifications:	Oracle Certified Professional, Java SE Programmer
Exam Duration:	135 minutes
Exam Format:	Multiple Choice, Single Answer, Multiple Answer
Passing Score:	61%
Available Languages:	English, Japanese
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
Topic 1: Entity Relationships	18%	- One-to-one, one-to-many, many-to-one, many-to-many mappings - Cascade operations and fetch strategies - Bidirectional vs unidirectional relationships
Topic 2: JPA Entities and Mapping	22%	- Entity inheritance and polymorphism - Basic and composite primary keys - Mapping enums, embeddables, and collections - Defining entities, fields, and properties
Topic 3: Entity Manager and Persistence Context	15%	- Persistence context scope and lifecycle - Using EntityManager in Java SE and Java EE - CRUD operations and state management
Topic 4: Querying with JPA	20%	- Java Persistence Query Language (JPQL) - Query parameters, pagination, and ordering - Criteria API and type-safe queries - Native SQL queries and result mapping
Topic 5: Transactions, Locking and Advanced Topics	15%	- JTA and resource-local transactions - Caching and performance optimization - Optimistic and pessimistic locking - Bean Validation integration
Topic 6: Introduction to Java Persistence API	10%	- Persistence units and configuration - Overview of JPA 2.0 specification

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100% Oracle 1Z0-355 Guaranteed Success With Testing Engine