Microsoft : 070-503 Questions & Answers
Updated: Aug 23, 2026
No. of Questions: 270 Questions & Answers with Testing Engine
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Microsoft 070-503 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Client Configuration and Consumption | - Client configuration
|
| Topic 2: Security in WCF Services | - Secure communication
|
| Topic 3: WCF Bindings and Messaging | - Bindings
|
| Topic 4: Configuring and Hosting WCF Services | - Service configuration
|
| Topic 5: Designing and Developing WCF Services | - Service implementation
|
Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:
1. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You find that the service starts even though the endpoints have not been configured correctly. You need to create a custom service behavior that throws an exception if the list of endpoints that are configured is not complete. Which code segment should you use?
A) Option B
B) Option D
C) Option A
D) Option C
2. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You add the following code fragment to the app.config file for the service.
You need to enable personal identifiable information (PII) logging for the second trace source.
What should you do?
A) Rename the second source listener name to Pii.
B) Set the logKnownPii attribute to true for the second source in the code fragment.
C) Set the logKnownPii attribute to false for the first source in the code fragment.
D) Set the logKnownPii attribute to true for the first source in the code fragment.
3. You are replacing an ASMX Web service with a Windows Communication Foundation service by using Microsoft .NET Framework 3.5, The ASMX Web service has a number of existing clients, which you cannot recompile and redeploy. You need to maintain backward compatibility with the existing clients. Which code fragment should you use?
A) Option E
B) Option B
C) Option D
D) Option A
E) Option C
4. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to ensure that you can customize the behavior of the ClientRuntime class and the DispatchRuntime class. You must achieve this goal without altering the behavior of the service.
What should you do?
A) Implement the IServiceBehavior interface to create a Service behavior.
B) Implement the IEndpointBehavior interface to create an Endpoint behavior.
C) Implement the IContractBehavior interface to create a Contract behavior.
D) Implement the IOperationBehavior interface to create an Operation behavior.
5. You are creating a Windows Communication Foundation client application by using Microsoft .NET Framework 3.5. You add the following code segment to a service contract.
The DeleteDocument method in the service contract takes a long time to execute. The client application stops responding until the method finishes execution.
You write the following code segment to create an instance of a service proxy in the client application. (Line numbers are included for reference only.)
You need to ensure that the service methods are called asynchronously. What should you do?
A) Option B
B) Option D
C) Option A
D) Option C
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: D |
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