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Microsoft 070-503 Exam Syllabus Topics:

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

1. You create a client application by using Microsoft .NET Framework 3.5. The client application uses a Windows Communication Foundation (WCF) service. You plan to implement inspection handling on the client application and the WCF service. You need to add error handling to the WCF service. What should you do?

A) Modify the AfterReceiveReply method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
B) Modify the BeforeSendRequest method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
C) Modify the AfterReceiveRequest method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
D) Modify the BeforeSendReply method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.

2. You are creating a Windows Communication Foundation (WCF) client application by using Microsoft .NET Framework 3.5. The WCF service transfers data to the client applications by using the streaming transfer mode.
You need to create an endpoint that supports the streaming transfer mode.
Which binding should you use?

A) basicHttpBinding
B) webHttpBinding
C) wsHttpBinding
D) wsFederationHttpBinding

3. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
The service will authenticate the client applications by using Personal Information Cards.
You write the following code segment. (Line numbers are included for reference only.)
01 public class CustomServiceAuthorizationManager:
02 ServiceAuthorizationManager{
03 protected override bool CheckAccessCore(OperationContext operationContext)
04 {
05 string action = operationContext.RequestContext.RequestMessage.Headers.Action;
06 if (action == "http://tempuri.org/lEnginefUpdate")
07 {
06 foreach (ClaimSet cs in
operationContext.ServiceSecurityContext.AuthorizationContext.ClaimSets)
09 {
10
11
12 return false;
13 }
14 return true;
15 }
16 } ...
17 bool IsEmailValid(string email)
18 {
19 //e-mail validation is performed here;
20 return true;
21 }
You need to ensure that only those client applications that provide a valid email address can execute the Update method.
Which code segment should you insert at line 10?

A) foreach (Claim c in
cs.FindClaims("http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress",
Rights.PossessProperty))
return IsEmailValid(c.Resource.ToString());
B) foreach (Claim c in
cs.FindClaims("http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress",
Rights.Identity))
return IsEmailValid(c.Resource.ToString());
C) foreach (Claim c in
cs.FindClaims("http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress",
"PossessProperty"))
return IsEmailValid(c.Resource.ToString());
D) foreach (Claim c in
cs.FindClaims("http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress",
String.Empty))
return IsEmailValid(c.Resource.ToString());

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

You need to ensure that when the MyMethod method is called, the service is the root of a transaction.
Which code segment should you insert at line 08?

A) <OperationBehavior(TransactionScopeRequired:=False)> _ <TransactionFlow(TransactionFlowOption.Mandatory)> _
B) <OperationBehavior(TransactionScopeRequired:=True)> _ <TransactionFlow(TransactionFlowOption.NotAllowed)> _
C) <OperationBehavior(TransactionScopeRequired:=True)> _ <TransactionFlow(TransactionFlowOption.Allowed)> _
D) <OperationBehavior(TransactionScopeRequired:=False)> _ <TransactionFlow(TransactionFlowOption.NotAllowed)> _

5. You are creating a Windows Communication Foundation application by using Microsoft .NET Framework 3.5. The application must consume an ATOM 1.0 feed published at http://localhost:8000/BlogService/GetBlog.
You write the following code segment. (Line numbers are included for reference only.)
01 Uri address = new 02 Uri("http://localhost:8000/BlogService/GetBlog");
04 Console.WriteLine(feed.Title.Text);
You need to ensure that the application prints the title of the feed.
Which code segment should you insert at the line 03?

A) SyndicationFeed feed = SyndicationFeed.Load(address);
B) Syndicationltem item = new Syndicationltem();
item.BaseUri = address;
SyndicationFeed feed = new SyndicationFeed();
feed. Items = new Syndicationltem[] { item };
C) Syndicationltem item = Syndicationltem.Load(address);
SyndicationFeed feed = new SyndicationFeed();
feed. Items = new Syndicationltem[] { item };
D) SyndicationFeed feed = new SyndicationFeed0;feed.BaseUri = address;

Solutions: