Microsoft 70-503 real exam prep : TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation

  • Exam Code: 70-503
  • Exam Name: TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation
  • Updated: Sep 15, 2026
  • Q&As: 270 Questions and Answers

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70-503 exam dumps

Microsoft 70-503 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Hosting and Managing Services13%- Create custom behaviors
- Manage service instances and concurrency
- Host services in IIS/WAS
- Host services in managed applications
Topic 2: Creating Services19%- Define operation contracts
- Define service contracts
- Define data contracts
- Define message contracts
- Process generic messages
Topic 3: Instrumenting and Administering Services11%- Implement service throttling
- Enable message logging
- Configure performance counters
- Implement service tracing
Topic 4: Exposing and Configuring Services21%- Configure service behaviors
- Configure service endpoints
- Configure bindings
- Configure service hosting
Topic 5: Consuming Services18%- Configure client endpoints and bindings
- Implement asynchronous calls
- Handle communication exceptions
- Create service proxies
Topic 6: Securing Services18%- Configure authentication
- Configure authorization
- Configure transport security
- Configure message security

Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:

Question #1

You create an application by using Microsoft Visual Studio .NET 2008 and the .NET Framework 3.5. The application exposes a Windows Communication Foundation (WCF) service that will be consumed by an ASP. NET application. The WCF application and the ASP.NET application will be deployed on the same server. You need to ensure that the WCF service meets the following requirements:
The communication between the applications incurs minimum latency. The binding satisfies the ordered delivery constraint that is specified in the service implementation by using the DeliveryRequirements attribute.
Which binding object should you use?

  • A. WSHttpBinding
  • B. NetPeerTcpBinding
  • C. NetNamedPipeBinding
  • D. NetTcpBinding
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #2

You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
You add the following code segment to the service.

You add the following code segment to the client application. 01 public double PerformCalculations (double num1, double num2) 02 {
04 }
You need to ensure that the DisposeCalculator operation is always called. Which code segment should you insert at line 03?

  • A. Option B
  • B. Option D
  • C. Option C
  • D. Option A
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #3

You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service will be hosted in a managed Console application. You want to add endpoints to the service.
You need to ensure that all endpoints use the same base address.
Which code fragment should you use?

  • A. Option B
  • B. Option D
  • C. Option C
  • D. Option A
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #4

You are creating a distributed application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation to create the application. You plan to perform the following tasks:
You write the following code segment.

You need to ensure that only those client applications that provide credentials belonging to the AdminGroup role can access the Remove method. What should you do?

  • A. Add the following attribute to the Remove method of the IService interface. <PrincipalPermission(SecurityAction.Demand, Role:="AdminGroup")> _
  • B. Add the following attribute to the Service class. <PrincipalPermission(SecurityAction.
    Demand, _ Name:="Remove", Role:="AdminGroup")> _
  • C. Add the following attribute to the Service class <PrincipalPermission(SecurityAction. Demand,_ Name:="IService. Remove", Role:="AdminGroup")> _
  • D. Add the following attribute to the Remove method of the Service class. <PrincipalPermission(SecurityAction.Demand, Role:="AdminGroup")> _
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #5

You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment. (Line numbers are included for reference only.)
01 <SetviceContract(SessionMode:=SessionMode.Required)> _
02 Public Interface lOrderManager 04 Sub CloseOrder()
05 End Interface
You need to decorate the operation as the method that closes the current session.
Which code segment should you insert at line 03?

  • A. <OperationContract(lsTerminating:=True)> _
  • B. <OperationContract()> _
    <OperationBehavior(_
    ReleaselnstanceMode:=ReleaselnstanceMode.AfterCall)>_
  • C. <OperationContract(lsTerminating:=False)> _
    <OperationBehavior( _
    ReleaselnstanceMode:=ReleaselnstanceMode.AfterCall>
  • D. <OperationContract(lslnitiating:=False)> _
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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