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Microsoft 070-518 Exam Syllabus Topics:

Microsoft PRO: Design & Develop Wndws Apps Using MS .NET Framework 4 Sample Questions:

Question 1

You are designing a Windows Forms application that allows users to search a product catalog and place orders.
You have the following requirements:
- Display a progress indicator while the application is searching the catalog. - Ensure that users can cancel search operations.
You need to recommend an approach that meets the requirements.
What should you recommend?

A. Use a BackgroundWorker component to perform the search.
B. Implement the search as a duplex service.
C. Implement the search as a Windows Communication Foundation (WCF) service by using the AsyncPattern property of the OperationContractattribute.
D. Execute the search on the user interface thread. Provide a Cancel button to cancel the search.

Question 2

You are designing a Windows Presentation Foundation (WPF) application. The main window of the WPF application includes two panels: panel1and panel2.
The WPF application must meet the following requirements:
- Panel2 must be enabled only after users have entered values into multiple text boxes in panel1. - The background color of panel2 must be set to a specific color based on oneof the text box values in panel1. - The background color of panel2 must be set at the same time the panel is enabled.
You need to recommend an approach for meeting the requirements. What should you recommend?

A. Use Dependency properties.
B. Use a DataTemplate object.
C. Use a MultiDataTrigger object.
D. Use a Command object.

Question 3

You design a Windows Presentation Foundation (WPF) application that connects to a Microsoft SQL Server 2008 database.
The WPF application becomes unresponsive at times. When the WPF application is running, physical memory usage is between 90 percent and 95 percent.
You need to recommend a tool that will identify the memory usage characteristics of the WPF application.
Which tool should you recommend?

A. Application Center Test (ACT)
B. CLR Profiler
C. Event Tracing for Windows (ETW)
D. SQL Profiler

Question 4

You are designing a .NET Framework 4 solution that contains a Windows Presentation Foundation (WPF) application. The WPF application includes CPU-intensive calculations.
The calculations can be run on a separate process and can effectively be isolated from the rest of the WPF application.
You need to recommend a deployment strategy that maximizes the scalability of the calculations for each user.
What should you recommend?

A. Deploy the calculation logic as a Windows Communication Foundation (WCF) service to servers. Deploy the WPF application to each client computer.
B. Deploy the calculation logic as a Windows Communication Foundation (WCF) service to servers. Deploy the WPF application to the same servers.
C. Deploy the calculation logic as a separate assembly along with the WPF application to each client computer. Invoke methods in the assembly asynchronously.
D. Deploy the calculation logic as a separate assembly along with the WPF application to each client computer. Invoke methods in the assembly synchronously.

Question 5

You are designing an n-tier .NET Framework 4 solution that includes a Windows Presentation Foundation (WPF) application and a Windows Workflow Foundation (WF) component. The WF component contains functionality to incorporate frequently changing rules.
You need to recommend a tier for the deployment of the WF component that will not degrade the performance of the WPF application.
Which tier should you recommend?

A. The data tier
B. The business tier
C. The presentation tier
D. The data access tier

Solutions: