Explanation:-type-inheritance/ 32.DRAG DROP The UploadOrder() method in the UploadCallbackService service is not implementing the callback behavior defined in the IUploadCallBackService interface. You need to modify the class to implement the required callback behavior. What should you do? (To answer, drag the appropriate code segments to the correct location or locations in the answer area. Each code segments 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.)

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Answer:
33. Topic 3, Online Bookstore
Background
You are developing an online bookstore web application that will be used by your company's customers.
Technical Requirements
General requirements:
- The web store application must be an ASP.NET MVC application written in Visual Studio.
- The application must connect to a Microsoft SQL database.
- The GetTop100Books() method is mission critical and must return data as quickly as possible. It should
take advantage of fast, forward-only, read-only methods of reading data.
- The ImportBooks() method must keep a copy of the data that can be accessed while new books are
being imported without blocking reads.

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Application Structure

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