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Microsoft 70-503 Exam Syllabus Topics:

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 write the following code segment to create a service contract. (Line numbers are included for reference only.)

You need to ensure that the client applications always use a binding that supports sessions.
Which code segment should you insert at line 01?

A) [ServiceContract(SessionMode=SessionMode.Allowed) ]
B) [ServiceContract(SessionMode=SessionMode.Required) ]
C) [ServiceContract(ProtectionLevel= ProtectionLevel.EncryptAndSign) ]
D) [ServiceContract(ProtectionLevel= ProtectionLeve1.EncryptAndSign, SessionMode=SessionMode.Allowed)]

2. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You add the following code segment to a configuration file. (Line numbers are included for reference only)
01 <configuration> 02 <system.serviceModel>
04 </system.serviceModel>
05 </configuration
You need to enable the performance counters to monitor the ServiceModelOperation object of the service.
You also need to ensure that the performance counters are disabled for all other services.
What should you do?

A) Add the following code fragment at line 03 in the app.config file. <diagnosticsperfocmanceCounters="ServiceOnly" />
B) Add the following code fragment at line 03 in the machine.config file. <diagnosticsperformanceCounters="ServiceOnly" />
C) Add the following code fragment at line 03 in the app.config file. <diagnosticsperformanceCounters="All" />
D) Add the following code fragment at line 03 in the machine.config file. <diagnosticsperfocmanceCounters="All" />

3. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
The client application and the server application authenticate by using certificates. You need to implement message-level security.
Which configuration settings should you use?

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

4. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service contains the following code segment.
<ServiceContract0> _ Public Interface IMyService
<OperationContract(lsOneWay:=True, _ Protectionl_evel:=Protectionl_evel.None)> _ <TransactionFlow(TransactionFlowOption.Allowed)> _ Sub DoSomethingQ End Interface
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(lsOneWay:=True, _ Protectionl_evel:=Protectionl_evel.Sign)> _ <TransactionFlow(TransactionFlowOption.Mandatory)> _ Sub DoSomethingQ
B) <OperationContract(_ Protectionl_evel:=Protectionl_evel.None)> _ <TransactionFlow(TransactionFlowOption.Allowed)> _ Sub DoSomethingO
C) <OperationContract(lsOneWay:=True,_ Protectionl_evel:=Protectionl_evel. EncryptAndSign)> _ <TransactionFlow(TransactionFlowOption.Allowed)> _ Sub DoSomethingQ
D) <OperationContract(_ Protectionl_evel:=Protectionl_evel.EncryptAndSign)> _ <TransactionFlow(TransactionFlowOption.NotAllowed)> _ Sub DoSomethingQ

5. 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 C
B) Option D
C) Option A
D) Option B

Solutions: