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Microsoft 70-503 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation |
| Exam Number: | 70-503 |
| Real Exam Qty: | 50-60 |
| Certificate Validity Period: | Retired, no active validity; .NET 3.5 legacy certification |
| Available Languages: | Chinese (Simplified), French, German, Japanese, Spanish, English |
| Related Certifications: | MCPD: Enterprise Application Developer 3.5 Microsoft Certified Professional (MCP) |
| Exam Duration: | 90 minutes |
| Exam Price: | USD 125 |
| Exam Format: | Case study, Scenario-based questions, Multiple-choice |
| Passing Score: | 700 out of 1000 |
| Recommended Training: | Official Microsoft Learning Course 6461 MCTS Self-Paced Training Kit (Exam 70-503) |
| Exam Registration: | Original Registration (Retired) |
| Sample Questions: |  |
| Exam Way: | Onsite at Prometric test centers; no longer available for registration as exam is retired |
| Pre Condition: | No mandatory prerequisites; recommended 1+ year experience with .NET Framework 3.5, Visual Studio 2008, and distributed application development; Exam 70-536 recommended for full MCTS path |
| Official Syllabus URL: | https://learn.microsoft.com/en-us/archive/technet-wiki/8120.exam-70-503-ts-microsoft-net-3-5-windows-communication-foundation |
Microsoft 70-503 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Securing Services | 18% | - Configure authorization - Configure message security - Configure transport security - Configure authentication |
| Hosting and Managing Services | 13% | - Create custom behaviors - Manage service instances and concurrency - Host services in IIS/WAS - Host services in managed applications |
| Instrumenting and Administering Services | 11% | - Enable message logging - Implement service throttling - Implement service tracing - Configure performance counters |
| Exposing and Configuring Services | 21% | - Configure service endpoints - Configure bindings - Configure service behaviors - Configure service hosting |
| Consuming Services | 18% | - Create service proxies - Handle communication exceptions - Implement asynchronous calls - Configure client endpoints and bindings |
| Creating Services | 19% | - Process generic messages - Define service contracts - Define message contracts - Define data contracts - Define operation contracts |
70-503 Exam FAQ: Practical Answers
The Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam is split across 6 areas, with Creating Services (19%), Instrumenting and Administering Services (11%), Consuming Services (18%) carrying the most weight. Study in proportion to those shares — the full outline is in the section above this page.
The Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam costs USD 125 per attempt, with 700 out of 1000 required to pass. Fail, and that fee returns in full for the retake. Practice with PassExamDumps questions until your timed mock scores clear 700 out of 1000 comfortably — then the exam fee is a single payment, not a subscription.
The 70-503 exam is Microsoft's official certification test — passing it earns the MCTS: .NET Framework 3.5, Windows Communication Foundation Applications credential at the Technology Specialist level. Its influence comes from how practical it is: employers use the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation certificate as proof that you can do the work, not just talk about it. It also connects to MCPD: Enterprise Application Developer 3.5, Microsoft Certified Professional (MCP), giving the credential a natural next step.
Yes — PassExamDumps offers a free demo of the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation questions so you can see the quality before you pay. After purchase, 365 days of free updates are included; once the year expires, renew the update service at a 50% discount from your member zone.
Registration is handled through Microsoft's official channels:
Delivery of the exam itself is via Onsite at Prometric test centers; no longer available for registration as exam is retired.
Delivery is instant: your 70-503 product is emailed within one minute of payment — if nothing arrives within 2 hours, check spam and contact our 7x24 support; we reply within two hours and resend immediately. On failure, the guarantee has written terms: sit the corresponding 70-503 exam within 60 days of purchase, submit a scanned enrollment slip and the official Score Report PDF within 2 days after the exam, and the refund completes within 7 days. The policy covers the corresponding exam only; attempts within 3 days of purchase, exams never actually taken, free materials, and expired orders are excluded, and the candidate name must match the payer name. If you prefer, exchange your product for two free exam products of equal value and keep the update service on the original.
Yes, the vendor recommends these options:
Training covers the theory; the 270 practice questions for the 70-503 exam from PassExamDumps test it under real exam conditions.
The Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam contains 50-60 questions within 90 minutes. That is a tight ratio — the candidates who finish calmly are the ones who practiced under a clock. Run full timed sessions in the PassExamDumps test engine until 70-503 exam pacing becomes habit, not hope.
No mandatory prerequisites; recommended 1+ year experience with .NET Framework 3.5, Visual Studio 2008, and distributed application development; Exam 70-536 recommended for full MCTS path These rules are set by Microsoft and may change, so confirm the current requirements on the official exam page: https://learn.microsoft.com/en-us/archive/technet-wiki/8120.exam-70-503-ts-microsoft-net-3-5-windows-communication-foundation before registering for the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam.
Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following XML code fragment.
You need to add an endpoint definition to the service configuration for the URL http://localhost:8000/ServiceModelExam/service to expose the Contoso. Exams. lExam service contract. Which definition should you add?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Correct Answer: D 🗳️
You create a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. Client applications that run on different platforms access the WCF service.
These applications transmit confidential data to the WCF service. You write the following binding configuration.
....
<binding name="TransportSecurity" >
<security mode="Transport" />
</binding>
...
You need to configure the service for optimum interoperability and optimum security.
Which code fragment should you use?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Correct Answer: B 🗳️
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You write the following lines of code.
You need to define the metadata for the DoSomething operation contract so that the parameter element is named Input and the method output element is named Output.
Which code segment should you use to replace the existing operation contract?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Correct Answer: B 🗳️
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
The service contains the following code segment
[ServiceContract]
public interface IMyService
{
[OperationContract(IsOneWay=true, ProtectionLevel=ProtectionLevel.None)]
[TransactionFlow(TransactionFlowOption.Allowed)]
void DoSomething();
}
You need to ensure that the DoSomething operation can participate in transactions.
Which code segment should you use to replace the existing operation contract?
- A. [OperationContract(ProtectionLevel=ProtectionLevel.None)]
[TransactionFlow(TransactionFlowOption.Allowed)]
void DoSomething(); - B. [OperationContract(ProtectionLevel= ProtectionLevel.EncryptAndSign)]
[TransactionFlow(TransactionFlowOption.NotAllowed)]
void DoSomething(); - C. [OperationContract(IsOneWay=true, ProtectionLevel=ProtectionLevel.Sign)]
[TransactionFlow(TransactionFlowOption.Mandatorv)]
void DoSomething(); - D. [OperationContract(IsOneWay=true,
ProtectionLevel=ProtectionLevel.EncryptAndSign)]
[TransactionFlow(TransactionFlowOption.Allowed)]
void DoSomething();
Correct Answer: A 🗳️
You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The metadata for the service is available at http://localhost:8080/MyService/mex.
The svcutil.exe tool generates the following two files from the metadata:
You need to ensure that the configuration file is merged with an existing app.config file.
Which command should you use?
- A. Svcutil http: //localhost:8080/MyService/mex /out:Proxy.cs /config:app.config
- B. Svcutil http: //localhost:8080/MyService/mex /out:Proxy.cs /config:app.config /noconfig
- C. Svcutil http: //localhost:8080/MyService/mex /out:Proxy.cs /mergeConfig
- D. Svcutil http: //localhost:8080/MyService/mex /out:Proxy.cs /config:app.config /mergeconfig
Correct Answer: D 🗳️
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