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Oracle 1Z0-355 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Introduction to Java Persistence API | 10% | - Persistence units and configuration - Overview of JPA 2.0 specification |
| Topic 2: Querying with JPA | 20% | - Native SQL queries and result mapping - Criteria API and type-safe queries - Query parameters, pagination, and ordering - Java Persistence Query Language (JPQL) |
| Topic 3: Entity Manager and Persistence Context | 15% | - CRUD operations and state management - Persistence context scope and lifecycle - Using EntityManager in Java SE and Java EE |
| Topic 4: JPA Entities and Mapping | 22% | - Defining entities, fields, and properties - Entity inheritance and polymorphism - Mapping enums, embeddables, and collections - Basic and composite primary keys |
| Topic 5: Entity Relationships | 18% | - Bidirectional vs unidirectional relationships - Cascade operations and fetch strategies - One-to-one, one-to-many, many-to-one, many-to-many mappings |
| Topic 6: Transactions, Locking and Advanced Topics | 15% | - Caching and performance optimization - Optimistic and pessimistic locking - JTA and resource-local transactions - Bean Validation integration |
