Microsoft PRO: Design & Develop Wndws Apps Using MS .NET Framework 4 : 70-518

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Microsoft 70-518 Exam Syllabus Topics:

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

1. You are designing a Windows Presentation Foundation (WPF) application for your company by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
The business layer of the application is implemented by using Windows Communication Foundation (WCF).
You plan to support non-repudiation and data integrity for WCF messages.
You need to design the security strategy for the application.
What should you do?

A) Attach a digital signature to the WCF messages.
B) Encrypt the WCF messages by using the Internet Protocol Security (IPSec) protocol.
C) Encrypt the WCF messages by using the Secure Sockets Layer (SSL) protocol.
D) Implement message-level security by using digital certificates as client computer credentials.

2. You are upgrading a stand-alone Windows Presentation Foundation (WPF) application and an XAML browser application (XBAP) to Microsoft .NET Framework 4.
You plan to add .NET 4 types and members to both applications.
Both applications consume a common utility assembly that modifies files on a local file system. The utility assembly requires full trust.
You need to ensure that both applications can use the common utility assembly without any security-related exceptions.
What should you do?

A) Change the <supportedRuntime> element for the WPF application to the .NET Framework 3.5.
B) Change the <supportedRuntime> element for the XBAP application to the .NET Framework 3.5.
C) Apply the AllowPartiallyTrustedCallersAttribute attribute to the utility assembly.
D) Apply the AllowPartiallyTrustedCallersAttribute attribute to the XBAP application.

3. You are designing a Windows Presentation Foundation (WPF) application that connects to a data access layer on a server.
You have the following requirements for all security-related exceptions:
- Exceptions that occur in the data access layer must be handled in a single exception handler in the WPF application. - Exceptions must pass customized messages back to the WPF application.
You need to recommend an approach for creating new exception classes in the data access layer.
From which class should you inherit?

A) System.InvalidOperationException
B) System.Security.SecurityException
C) System.AccessViolattonException
D) System.ApplicationException

4. You are designing a sales and inventory tracking system by using Microsoft Visual Studio 2010 and Microsoft SQL Server 2008.
The sales, inventory, and shipping tables will reside in different databases on different
database servers.
You need to ensure that the tables are updated simultaneously.
What should you do?

A) Use the ADO.NET Entity Framework.
B) Use Microsoft Sync Framework.
C) Use LINQ to SQL.
D) Use Distributed transactions.

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

Solutions: