Prepare with Oracle 1Z0-355 exam practice material, pass for sure
Updated: Aug 09, 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 |
| Available Languages: | English |
| Exam Duration: | 150 minutes |
| Exam Format: | Multiple Choice, Multiple Response |
| Related Certifications: | Oracle Certified Professional, Java EE 6 Web Services Developer Oracle Certified Expert, Java EE 6 Java Persistence API Developer |
| Exam Price: | $245 USD |
| Passing Score: | 64% |
| Real Exam Qty: | 60 |
| Certificate Validity Period: | Does not expire (legacy Oracle certification policy) |
| Recommended Training: | Oracle University Java EE Training |
| Exam Registration: | Oracle Certification Registration |
| Exam Way: | Computer-based exam (test center or online proctored depending on Oracle policies) |
| Pre Condition: | Basic knowledge of Java EE 6 platform and relational database concepts is recommended |
| Official Syllabus URL: | https://education.oracle.com/ |
Oracle 1Z0-355 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: JPA Architecture and Fundamentals | - Entity lifecycle and entity states - JPA specification overview and components - Persistence units and persistence.xml configuration |
| Topic 2: Advanced JPA Features | - Entity callbacks and listeners - Caching (first-level and second-level cache concepts) - Validation integration |
| Topic 3: Entity Manager and Persistence Context | - EntityManager operations (persist, merge, remove, find) - Persistence context types and behavior |
| Topic 4: Queries and Data Retrieval | - JPQL (Java Persistence Query Language) - Named queries and dynamic queries - Criteria API basics |
| Topic 5: Object-Relational Mapping (ORM) | - Inheritance mapping strategies - Entity mapping annotations - Relationships (OneToOne, OneToMany, ManyToOne, ManyToMany) |
| Topic 6: Transactions and Concurrency | - Locking mechanisms (optimistic and pessimistic locking) - Transaction management in JPA |
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