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Microsoft 70-513 Exam Syllabus Topics:

Microsoft TS: Windows Communication Foundation velopment with Microsoft .NET Framework 4 Sample Questions:

1. Your company has an existing Windows Communication Foundation (WCF) service. The following code segment is part of the service. (Line numbers are included for reference only.)

You need to ensure that AJAX client applications can access the service. Which code segment should you insert at line 02?

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

2. You are developing a Windows Communication Foundation (WCF) service that allows customers to update financial data. The service contract is defined as follows. (Line numbers are included for reference only.)

You need to ensure that the service is invoked within a transaction.
What should you do?

A) Insert the following code at line 08.
[ServiceBehavior(
TransactionAutoCompleteOnSessionClose = false)]
B) Replace line 01 with the following code.
[ServiceContract( SessionMode = SessionMode.Required)]
C) Insert the following code at line 08.
[ServiceBehavior(
ReleaseServiceInstanceOnTransactionComplete = false)]
D) Replace line 01 with the following code.
[ServiceContract(
SessionMode = SessionMode.NotAllowed)]

3. A Windows Communication Foundation (WCF) client application is consuming an RSS syndication feed from a blog. You have a SyndicationFeed variable named feed. The application iterates through the items as follows. (Line numbers are included for reference only.)
01 For Each item As SyndicationItem In feed.Items
02
03
04 Next
You need to display the content type and body of every syndication item to the console.
Which two lines of code should you insert between lines 02 and 03?

A) Console.WriteLine(item.Content.GetType()) Console.WriteLine(item.Content.ToString())
B) Console.WriteLine(item.Content.Type) Console.WriteLine(DirectCast(item.Content, TextSyndicationContent).Text)
C) Console.WriteLine(item.Content.GetType()) Console.WriteLine(DirectCast(item.Content, TextSyndicationContent).Text)
D) Console.WriteLine(item.Content.Type) Console.WriteLine(item.Content.ToString())

4. You implement a Windows Communication Foundation (WCF) service. The service is hosted in Internet Information Services (IIS).
The service must use X.509 certificates to authorize specific methods.
You need to configure the service.
What should you do? (Each correct answer presents part of the solution. Choose two.)

A) Set the value of the ControlEvidence property of the SecurityPermissionAttribute to the identity of the certificate.
B) In the web.config file for the service, in the serviceAuthorization element, set the value of the PrincipalPermissionMode attribute to UseWindowsGroups.
C) In the web.config file for the service, in the serviceAuthorization element, set the value of the PrincipalPermissionMode attribute to UseAspNetRoles.
D) Set the value of the Name property of the PrincipalPermissionAttribute to the identity of the certificate.

5. A Windows Communication Foundation (WCF) service is self-hosted in a console application.
The service implements the ITimeService service interface in the TimeService class.
You need to configure the service endpoint for HTTP communication.
How should you define the service and endpoint tags?

A) Define the service tag as follows.
<service name="TimeService">
Define the endpoint tag as follows.
< endpoint kind="TimeService"
address="http://localhost:8080/TimeService"
binding="wsHttpBinding"
contract="ITimeService"/>
B) Define the service tag as follows.
<service name="TimeService">
Define the endpoint tag as follows.
<endpoint address="http://localhost:8080/TimeService"
binding="wsHttpBinding"
contract="ITimeService"/>
C) Define the service tag as follows.
<service name="ITimeService">
Define the endpoint tag as follows.
< endpoint kind ="TimeService"
address="http://localhost:8080/TimeService"
binding="wsHttpBinding"
contract="ITimeService"/>
D) Define the service tag as follows.
<service name="ITimeService">
Define the endpoint tag as follows.
< endpoint name="TimeService"
ddress="http://localhost:8080/TimeService"
binding="wsHttpBinding"
contract="ITimeService"/>

Solutions: