70-494 무료 덤프문제 온라인 액세스

Errors occasionally occur when saving data using the FlightInfoContext ADO.NET Entity Framework context. Updates to the data are being lost when an error occurs.
You need to ensure that data is still saved when an error occurs by retrying the operation. No more than five retries should be performed.
With which code segment should you replace the body of the SaveChanges() method in the FlightInfoContext.es file?

• A.Option B
• B.Option D
• C.Option A
• D.Option C

You develop an ASP.NET MVC application. The application has a controller named PeopleController.cs. The controller has an action method that returns a parent view. The parent view includes the following code. Line numbers are included for the reference only.

The application also contains a partial view named People. The parent view must display the partial view.
You need to add code at line 09 to display the partial view within the parent view.
Which two code segments will achieve the goal? Each correct answer presents a complete solution.

• A.@{ Html.RenderPartial("People", Model);}
• B.@Html.Raw("People")
• C.@Html.Display("People", Model)
• D.@Html.Partial("People", Model)

DRAG DROP
You are developing a WCF service.
You need to implement transport security by using NTLM authentication and NetTcpBindings.
Which configuration values should you use? (To answer, drag the appropriate configuration values to the correct location or locations in the answer area. Each configuration value may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)

정답:

You are developing a WCF service.
You need to create a duplex contract.
What should you do? (Each correct answer presents part of the solution. Choose all that apply.)

• A.Apply the MessageContractAttribute attribute to every public method signature included in the appropriate contract.
• B.Create an interface for the client-side duplex contract.
• C.Set the CallbackContract property to the appropriate interface.
• D.Create an interface for the server-side duplex contract.
• E.Apply the MessageContractAttribute attribute to the appropriate interface.
• F.Apply the ServiceContractAttribute attribute to the appropriate interface. Then, apply the OperationContractAttribute attribute to every public method signature included in that contract.

DRAG DROP
You are developing an ASP.NET MVC Web API application.
The methods of the Web API must return details about the result of the operation.
You need to create methods to update and delete products.
You have the following code:

Which code segments should you include in Target 1, Target 2, Target 3, Target 4 and Target 5 to complete the code? (To answer, drag the appropriate code segments to the correct targets in the answer area. Each code segment may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)

정답: