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In 2026, before you commit to anything, test it. The free Oracle Java Enterprise Edition 5 Web Services Developer Certified Professional Upgrade demo on ValidBraindumps works as a simple assessment: try a few CX-310-231 questions, judge the value yourself, and then decide.
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: JAX-WS and XML Processing | 30% | - SOAP Message Handling and Handlers - XML Schema, WSDL and JAXB - JAX-WS Annotations and Configuration |
| Topic 2: SOAP and WSDL Advanced Concepts | 15% | - SOAP Faults and Exception Handling - WSDL Structure and Binding - WS-I Basic Profile Compliance |
| Topic 3: Web Services Development and Deployment | 25% | - Client Development and Invocation - Design and Implement Service Endpoints - Deploy Web Services to Java EE Containers |
| Topic 4: JAX-RPC vs JAX-WS Migration | 10% | - Key Differences and Migration Strategies - Interoperability Considerations |
| Topic 5: Web Services Security | 20% | - WS-Security Standards - Message Integrity and Confidentiality - Authentication and Authorization |
The real CX-310-231 exam gives you 90 minutes minutes to answer 91-96 questions. Practicing under the same constraints on the ValidBraindumps engine makes the real pacing feel familiar.
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The package includes 91 practice questions for the CX-310-231 exam. Candidates often note that the study thoughts behind them are concise and easy to absorb, which keeps revision efficient rather than tedious.
To pass CX-310-231 you need 68%, and the official exam fee is $150 USD (retired, historical price). Knowing both figures early helps you plan your exam date and your practice target together.
Feedback from buyers is one of the strongest reasons new candidates trust us. Reviewers frequently mention passing smoothly and scoring well, and many describe the study thoughts as concise, easy to get, and definitely not boring. We would rather let their words speak than write our own slogans.
Oracle Certification (Legacy): register for CX-310-231
Must hold Sun Certified Developer for Java Web Services (any previous version) or equivalent legacy certification
Developing Web Services for Java EE 5: Visit official page
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