You work as an Application Developer for PassGuide.com. The company uses Visual Studio .NET
Framework 3.5 as its application development platform. You have decided to implement
transactions in your WCF service. You wish to implement transactions in your binding settings.
Which of the following are NOT the attributes you would set?
Each correct answer represents a complete solution. Choose two.

DRAG DROP

There is a WCF (Windows Communication Foundation) service PassGuideService.
Which WCF service code should be used when your goal is to provide the clients a good response
time from PassGuideService?

DRAG DROP
There is a WCF (Windows Communication Foundation) service PassGuideService.
Which WCF service code should be used when your goal is to provide the clients a good response
time from PassGuideService?

DRAG DROP
Service implementation exhibit:

Class PassGuideService
Implements IPassGuideService
Public Sub PassGuideOne(ByVal value As String) —
Implements IPassGuideService. OperationOne
…
End Sub
Public Sub PassGuideTwo(ByVal value As String) —
Impements IPassGuideService. PassGuideTwo
…
End Sub
Contract exhibit:
<ServiceContract(SessionMode s SessionMode.Required)>
Publc Interface IPassGuideService
<OperationContract(IsOneWay=True, IsInitiating=True)>
Sub PassGuideOne(ByVal value As String)
<OperationContract(IsOneWay=True, IsInitiating=False)>
Sub PassGuideTwo(ByVal value As String)
End Interface
There is a WCF (Windows Communication Foundation) service PassGuideService.
The contract and implementation of PassGuideService is being displayed in the exhibits.
NetMsmqBinding us used by PassGuideService to listen for messages.
The queue is configured to use transactions for removing and adding messages.
How can you ensure that PassGuideOp1 and PassGuideOp2 runs within the same transaction
whenever they are called within the same session?

You work as a Windows Developer for PassGuide.com. You are tasked to create a Windows
Communication Foundation client application by using Microsoft .NET Framework 4.0. You are
required to examine the parameters on the client application. Which of the following actions should
you perform to accomplish the task?
Each correct answer represents a part of the solution. Choose three.

John works as Windows Application Developer for PassGuide.com. The company uses Visual
Studio .NET Framework 4.0 as its application development platform. John has been given a task
to create a WCF Service based on Framework 4.0. John is required to add the following code
segment: (Line numbers are included for reference only.)
01 [ServiceContract(SessionMode=SessionMode.Required)]
02 public interface IInventoryManager
03 {
04
05 void CloseOrder();
06 }
John needs to decorate and manage the operation as the method that closes the current session
method. Which of the following code statements should you insert at line number 04 to accomplish
the task?

You are working on a WCF service that will be accessed by several clients. The service will be
used by a bank to handle financial calculations. You want to ensure that the service uses
sessions. You have written the following code segment: (Line numbers are included for reference
only.)
01 namespace MyBankService
02 {
03 [ServiceContract(Name = “BankService”,
04 Namespace = “http://www.mybankservice.com”,
05 CallbackContract = typeof(IBankService),
06 ‘ Insert code statement here.)]
07 public interface IBankService
08 {
09 [OperationContract(IsOneWay = true)]
10 int Deposit(double amount, int accountnum);
11 }
12 }
Which of the following codes should you insert at line number 06?

You have been tasked with creating a WCF service for a hospital. This service will provide access
to patient data. You have written the following code:
using System;
using System.ServiceModel;
namespace MyHospital.PatientService
{
[ServiceContract(Namespace=”MyHospital.PatientService”)]
public interface IPatientService
{
[OperationContract]
void CheckOutPatient(int PatientID);
int FindPatientRecord(string LastName,stringFirstName);
int AddPatientRecord(string LastName,stringFirstName);
}
}
However, you are getting an error in the above code. What should be done in the code to correct
this error so that the service will compile and run properly?

You work as a Windows Developer for PassGuide.com. The company uses Visual Studio .NET

Framework 4.0 as its application development platform. You have been tasked to implement
transactions in your WCF service 4.0. Which of the following attributes would you need to specify
in your binding, in order to implement transactions in your WCF service 4.0?
Each correct answer represents a complete solution. Choose all that apply.

You work as an Application Developer for PassGuide.com. You are tasked with creating a WCF
application for a bank. You write the following code segment: (Line numbers are for reference
only.)
01 [ServiceContract]
02 public interface IBankService
03 {
04 [OperationContract]
05 void WithdrawFunds();
06{
07
08 public class ServiceImpl : IBankService
09 {
10 [OperationBehavior(TransactionScopeRequired=true)]
11 public void WithdrawFunds() { }
12 }
You need to ensure that each service call is allowed on the service instance at a time and the
service object is released as soon as the current transaction is completed. Which of the following
code segments should you insert at line number 07?