Java Enterprise Edition 5 Web Services Developer Certified Professional Exam: CX-310-230 Exam Premium File as PDF & Test Engine
Last Updated: Aug 28, 2026
No. of Questions: 183 Questions & Answers with Testing Engine
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The Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional exam has a reputation for tripping up even experienced professionals. Fast2test breaks it down into 183 practice questions with verified answers, so you walk into CX-310-230 in 2026 knowing exactly what to expect.
Oracle CX-310-230 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional Exam |
| Exam Number: | CX-310-230 |
| Available Languages: | English |
| Exam Format: | Multiple Choice |
| Related Certifications: | Oracle Certified Professional, Java EE 5 Developer |
| Real Exam Qty: | 57 |
| Exam Duration: | 150 minutes |
| Recommended Training: | Oracle University Java EE Web Services Training |
| Exam Registration: | Oracle Certification Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Proctored exam via testing center or online delivery (depending on Oracle certification policies at the time) |
| Pre Condition: | Recommended knowledge of Java EE 5, XML, SOAP, and web service fundamentals. |
| Official Syllabus URL: | https://education.oracle.com |
Oracle CX-310-230 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: XML Binding with JAXB | - Marshalling and unmarshalling - Mapping Java objects to XML |
| Topic 2: Web Services Fundamentals | - SOA principles and Web services concepts - Service-oriented architecture basics |
| Topic 3: JAX-WS Development | - Creating and deploying JAX-WS services - Client development and service consumption |
| Topic 4: SOAP and WSDL | - WSDL structure and service description - SOAP message structure and processing |
| Topic 5: Advanced Web Services Features | - Message handlers and troubleshooting - Attachments and MTOM |
| Topic 6: Web Services Security | - WS-Security fundamentals - Authentication and message protection |
Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional Exam FAQs and Straight Answers
The CX-310-230 exam, officially titled Java Enterprise Edition 5 Web Services Developer Certified Professional Exam, is the qualifying test for the Oracle Certified Professional, Java EE 5 Web Services Developer certification from Oracle, a credential at the Professional level. Passing it proves you have the skills employers look for in certified professionals, and it can also support progress toward related credentials such as Oracle Certified Professional, Java EE 5 Developer.
The Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional exam gives you 150 minutes to work through 57 questions. That is a steady pace with little room for second-guessing, so train yourself to read each question once, flag the difficult ones, and keep moving. Before exam day, sit at least two full timed sessions in the Fast2test test engine — when the clock feels familiar, it stops being a threat.
Recommended knowledge of Java EE 5, XML, SOAP, and web service fundamentals. Eligibility rules can change over time, so before you register, confirm the latest requirements on the official exam page: Oracle CX-310-230 exam overview.
You can book your CX-310-230 exam through any of these official registration channels:
The exam is delivered as Proctored exam via testing center or online delivery (depending on Oracle certification policies at the time), so you can pick the option that fits your schedule when you book.
Oracle recommends the following training for Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional candidates:
Pair that training with the 183 practice questions from Fast2test and you can check your readiness topic by topic before exam day.
Yes. Fast2test offers a free PDF demo for the Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional exam so you can judge the quality of our questions and answers before paying anything. Every purchase also comes with 365 days of free updates, and once that period expires you can extend your update service at a 50% discount.
Your purchase is protected by a 100% money-back guarantee. If you sit the corresponding CX-310-230 exam within 60 days of buying and do not pass, send us a scan of your exam enrollment slip together with your official Score Report (PDF) within 2 days of the exam date — the candidate name must match the payer's name — and we will process your full refund within 7 days. Please note that exams taken within 3 days of purchase, materials downloaded without ever sitting the exam, free products, and expired orders are not covered. If you would rather not have a refund, you can exchange your order for two exam products of equal value, free of charge, and keep the update service on your original purchase.
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The Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional syllabus is organized into 6 domains. The main areas include Web Services Security, JAX-WS Development, and Web Services Fundamentals. Scroll up to the Exam Topics section above for the complete, current outline before you plan your study schedule.
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