Short on time before your 70-503-Csharp exam date? The Microsoft TS: MS.NET Frmwrk 3.5, Wndws Commun Fndtion App Dev question set from ActualCollection packs 270 practice questions into a format you can work through whenever a spare hour shows up. In 2026, plenty of busy professionals fit their prep into lunch breaks and commutes, and this material is built for exactly that.
Microsoft 70-503-Csharp Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | TS: Microsoft .NET Framework 3.5, Windows Communication Foundation Application Development |
| Exam Number: | 70-503-Csharp |
| Exam Format: | Multiple Answer, Code Analysis, Case Study, Multiple Choice |
| Available Languages: | English |
| Certificate Validity Period: | Legacy certification (retired; no current validity period for new candidates) |
| Related Certifications: | Microsoft Certified Technology Specialist (MCTS): .NET Framework 3.5, Windows Communication Foundation Application Development Microsoft Certified Professional Developer (MCPD): Enterprise Application Developer 3.5 |
| Sample Questions: |  |
| Exam Way: | Delivered through authorized Microsoft testing centers (legacy onsite delivery; exam has been retired). |
| Pre Condition: | No formal prerequisite exam required. This exam served as the MCTS exam for WCF on .NET Framework 3.5 and could be used toward the MCPD: Enterprise Application Developer 3.5 certification path. |
| Official Syllabus URL: | https://www.microsoftpressstore.com/store/mcts-self-paced-training-kit-exam-70-503-microsoft-9780735625655 |
Microsoft 70-503-Csharp Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Configuring Communication and Endpoints | - Endpoints and bindings
|
| Topic 2: Implementing Messaging and Serialization | - Serialization
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| Topic 3: Reliability, Transactions, and Diagnostics | - Reliability and transactions
|
| Topic 4: Security | - Authentication and authorization
|
| Topic 5: Designing Windows Communication Foundation Services | - Service contracts
|
Common Questions About the Microsoft TS: MS.NET Frmwrk 3.5, Wndws Commun Fndtion App Dev Exam
The Microsoft TS: MS.NET Frmwrk 3.5, Wndws Commun Fndtion App Dev exam is the official Microsoft test registered under exam code 70-503-Csharp. Passing it earns you the TS certification, a credential at the Technology Specialist (MCTS) level. It is also linked to the related certifications: Microsoft Certified Technology Specialist (MCTS): .NET Framework 3.5, Windows Communication Foundation Application Development, Microsoft Certified Professional Developer (MCPD): Enterprise Application Developer 3.5. Microsoft exams are valued because they test job-ready skills, so a passing score here carries real weight on a resume.
No formal prerequisite exam required. This exam served as the MCTS exam for WCF on .NET Framework 3.5 and could be used toward the MCPD: Enterprise Application Developer 3.5 certification path.
Eligibility rules do change from time to time, so confirm the current requirements before you register on the official exam page.
Yes. ActualCollection offers a free PDF demo of the Microsoft TS: MS.NET Frmwrk 3.5, Wndws Commun Fndtion App Dev material so you can judge the question quality and format before spending anything. After purchase, your license includes 365 days of free updates, and if you want to keep receiving updates after that period, renewals are available at a 50% discount.
If you take the Microsoft TS: MS.NET Frmwrk 3.5, Wndws Commun Fndtion App Dev exam within 60 days of your purchase and do not pass, ActualCollection backs you with a 100% money-back guarantee. The claim must match the exam your product covers: attempts taken within 3 days of purchase are not eligible (that is too little preparation time), and neither are downloaded-but-unused products, free materials, or expired orders. The candidate name must match the payer name, and you need to submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Prefer not to refund? You can swap instead and receive two other exam products of equal value for free while keeping the update service on your original purchase.
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The official Microsoft TS: MS.NET Frmwrk 3.5, Wndws Commun Fndtion App Dev syllabus is organized into 5 domains. Key areas include Configuring Communication and Endpoints, Security, and Designing Windows Communication Foundation Services. The complete, up-to-date topic list appears in the exam topics section above; work through it line by line and flag anything you cannot yet explain in your own words.
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