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Oracle 1Z1-900 valid - in .pdf
- Exam Code: 1Z1-900
- Exam Name: Java EE 7 Application Developer
- Q & A: 142 Questions and Answers
- PDF Price: $59.99
- Free Demo
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- Exam Code: 1Z1-900
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Oracle 1Z1-900 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java EE 7 Application Developer |
| Exam Number: | 1Z0-900 |
| Exam Price: | $245 USD |
| Related Certifications: | Oracle Certified Associate, Java SE 7 Programmer Oracle Certified Professional, Java SE 7 Programmer |
| Certificate Validity Period: | Lifetime (no formal expiration for legacy Oracle certifications) |
| Exam Duration: | 150 minutes |
| Real Exam Qty: | 70 |
| Available Languages: | English |
| Passing Score: | 66% |
| Exam Format: | Multiple Choice, Scenario-based Questions |
| Recommended Training: | Oracle Java EE 7 Training |
| Exam Registration: | Oracle Certification Registration |
| Sample Questions: |  |
| Exam Way: | Proctored exam delivered at authorized testing centers or online proctored delivery depending on region availability |
| Pre Condition: | Recommended: solid understanding of Java SE 7 and basic web application development concepts |
| Official Syllabus URL: | https://education.oracle.com |
Oracle 1Z1-900 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security and Transactions | - Transaction management (JTA) - Java EE security annotations and roles |
| Enterprise JavaBeans (EJB) | - Session beans (stateless/stateful/singleton) - EJB lifecycle and transactions |
| Web Components (Servlets and JSP) | - Filters and listeners - JavaServer Pages (JSP) fundamentals - Servlet lifecycle and request handling |
| Web Services | - JAX-RS RESTful services - JAX-WS SOAP services |
| Java Platform, Enterprise Edition (Java EE) Architecture | - Java EE application architecture and components - Application packaging and deployment descriptors |
| Java Persistence API (JPA) | - Persistence context and transactions - Entity mapping and relationships - JPQL and Criteria API |
| Contexts and Dependency Injection (CDI) | - Dependency injection and qualifiers - Bean scopes and lifecycle |
Oracle Java EE 7 Application Developer Questions Buyers Commonly Ask
Because preparation here is practical and self-correcting. 142 practice questions for the 1Z1-900 exam carry verified answers, the simulator marks every attempt and flags the wrong ones for repeat practice until mastery, and the whole package — PDF, software, online — stays current with daily checks. Individuals prepare for their own certifications; companies prepare whole teams with us. Either way, the material works the same way: rehearse, see your mistakes, fix them.
The official Oracle Java EE 7 Application Developer outline distributes weight this way:
- Java Platform, Enterprise Edition (Java EE) Architecture ()
- Contexts and Dependency Injection (CDI) ()
- Enterprise JavaBeans (EJB) ()
Recommended: solid understanding of Java SE 7 and basic web application development concepts
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Oracle Java EE 7 Application Developer Sample Questions:
Question #1
Which of these can be a JPA entity?
- A. Final class
- B. Abstract class
- C. Interface type
- D. Enum type
Correct Answer: D 🗳️
Question #2
You need to exchange large binary messages using chunks in a WebSocket application. Identify two ways in which you can receive partial messages. (Choose two.)
- A. Use a MessageHandler.Partial<ByteBuffer> interface implementation.
- B. Define an @OnMessage method with a single MimePart parameter.
- C. Define an @OnMessage method with byte [] as the first parameter and a boolean as the second parameter.
- D. Use a ChunkListener interface implementation.
Correct Answer: A,C 🗳️
Question #3
Your customer is a very large organization spanning across multiple countries. Their legal requirements, Human Resource Policies, and Functional Currencies for Ledger are different for each country. Your customer wants to maintain 10 different companies in the system.
Which combination meets this requirement?
- A. 10 Enterprises, 1 Division, where each division has 10 legal entities and 1 ledger
- B. 1 Enterprise, 10 Divisions, where each division has its own ledger with common legal entity across all divisions
- C. 10 Enterprises, 10 Divisions, where each division has its own legal entity and ledger
- D. 1 Enterprise, 10 Divisions, where each division has its own legal entity and ledger
Correct Answer: D 🗳️
Question #4
When should a JPA entity implement the Serializable interface?
- A. when JPA entities are used in the EJB Full container
- B. when JPA entities are used as parameters or return values by the remote EJB operations
- C. always, because JPA entities are required to implement the Serializable interface
- D. when JPA entities are used outside of the EJB Lite container
Correct Answer: B 🗳️
Question #5
Which three values are applicable for the profile option - "Transaction Processing Mode" for subinventory transfer and interorganization transfer?
- A. Offline Processing
- B. Concurrent Processing
- C. Blind Processing
- D. Background Processing
- E. Sequential Processing
- F. Online Processing
Correct Answer: B,D,F 🗳️
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