Oracle 1Z0-900 certification exam is an important certification for Java developers who want to demonstrate their skills in developing applications using the Java EE 7 platform. Java EE 7 Application Developer certification is designed for developers who have a solid understanding of the Java programming language and are familiar with the Java EE 7 platform. 1Z0-900 exam covers a wide range of topics, including web services, dependency injection, persistence, security, and concurrency. Candidates who pass the exam will have demonstrated their ability to develop robust, scalable, and secure Java EE 7 applications.
Oracle 1Z0-900 (Java EE 7 Application Developer) Exam is a certification exam designed for Java developers who want to demonstrate their proficiency in developing Java Enterprise Edition (Java EE) applications. 1Z0-900 exam tests the candidates’ knowledge of Java EE 7 technologies and their ability to develop and deploy applications using these technologies. 1Z0-900 exam is intended for developers who have experience in Java programming and are familiar with the concepts of object-oriented programming.
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Oracle 1Z0-900 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Java Persistence API (JPA) | - Persistence context and transactions - Entity mapping and relationships - JPQL and Criteria API |
| Topic 2: Security and Transactions | - Java EE security annotations and roles - Transaction management (JTA) |
| Topic 3: Enterprise JavaBeans (EJB) | - Session beans (stateless/stateful/singleton) - EJB lifecycle and transactions |
| Topic 4: Web Services | - JAX-WS SOAP services - JAX-RS RESTful services |
| Topic 5: Contexts and Dependency Injection (CDI) | - Bean scopes and lifecycle - Dependency injection and qualifiers |
| Topic 6: Java Platform, Enterprise Edition (Java EE) Architecture | - Application packaging and deployment descriptors - Java EE application architecture and components |
| Topic 7: Web Components (Servlets and JSP) | - Servlet lifecycle and request handling - Filters and listeners - JavaServer Pages (JSP) fundamentals |






