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Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation : 070-503

070-503

Exam Code: 070-503

Exam Name: TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation

Updated: Jul 06, 2026

Q&A Number: 270 Q&As

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

1. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5
You write the following code segment.

The implementation of the MyMethod operation must call back the CallbackMethod operation.
You need to ensure that the service meets the following requirements:
Which service implementation should you use?

A) Option A
B) Option C
C) Option D
D) Option B


2. 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 Service class. [PrincipalPermission(SecurityAction. Demand, Name="IService. Remove", Role="AdminGroup")]
B) Add the following attribute to the Remove method of the IService interface. [PrincipalPermission(SecurityAction. Demand, Role="AdminGroup")]
C) Add the following attribute to the Remove method of the Service class. [PrincipalPermission(SecurityAction. Demand, Role="AdminGroup")]
D) Add the following attribute to the Service class. [PrincipalPermission(SecurityAction.Demand, Name="Remove", Role="AdminGroup")]


3. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment to define the service. (Line numbers are included for reference only.)

You need to set the ServiceContract attribute for the transaction behavior of the service.
Which code segment should you insert at line 01?

A) [ServiceContract(SessionMode=SessionMode.Required)]
B) [ServiceContract(SessionMode=SessionMode.NotAllowed, ProtectionLevehProtectionLevel.EncryptAndSign)]
C) [ServiceContract(SessionMode=SessionMode.Allowed)]
D) [ServiceContract(SessionMode=SessionMode.Allowed, ProtectionLeveMProtectionLevel.EncryptAndSign)]


4. You are creating a Windows Communication Foundation service by using Microsoft .NET
Framework 3.5.
The service will be hosted on a Web server. You add the following code fragment to the
.svc file.
<% @ServiceHost factory="ExamServicefactory" Service="ExamService" %>
You need to create the instances of the services by using the custom ExamServicefactory class.
Which code segment should you use?

A) Option A
B) Option C
C) Option D
D) Option B


5. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You create the following service contract. (Line numbers are included for reference only.)

You need to ensure that the GetData operation can be accessed by using the URI in the following manner:
Which code segment should you insert at line 04?

A) Option A
B) Option C
C) Option D
D) Option B


Solutions:

Question # 1
Answer: B
Question # 2
Answer: C
Question # 3
Answer: A
Question # 4
Answer: A
Question # 5
Answer: A

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