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

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

1. You are designing a Windows Forms application. The application connects to a Microsoft SQL Server 2008 database.
You need to recommend an approach for retrieving and logging all informational messages and error messages reported by the database.
What should you recommend?

A) Retrieve informational messages by creating a handler for the InfoMessage event. Retrieve error messages in a SqlException object.
B) Retrieve informational messages in a SqlException object. Retrieve error messages by creating a handler for the InfoMessage event.
C) Retrieve informational messages and error messages by creating a handler for the InfoMessage event.
D) Retrieve informational messages and error messages in a SqlException object.

2. 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 presentation tier
C) The business tier
D) The data access tier

3. You are designing a Windows Presentation Foundation (WPF) client application that requests reports from a Windows Communication Foundation (WCF) Web service.
Users must be able to perform other tasks while the WCF Web service generates the report.
You need to recommend a message exchange pattern for the communication between the WPF application and the WCF Web service.
What are two possible message exchange patterns that will meet the requirements? (Each correct answer presents a complete solution, Choose two.)

A) Duplex
B) Request-Response
C) Datagram without session
D) Datagram with session

4. You are designing a Windows Presentation Foundation (WPF) application.
The WPF application must run against either Microsoft SQL Server 2008 or a third-party
database system without duplicating data access logiC.
You need to recommend a data access technology.
What should you recommend?

A) LINQ to SQL
B) ADO.NET using DataSet objects and SqIDataAdapter objects
C) ADO.NET using DataSet objects and SqlDataReader objects
D) LINQ to Entities

5. You are designing a Windows Presentation Foundation (WPF) application by using Microsoft .NET Framework 4, Microsoft Visual Studio 2010, and Microsoft SQL Server 2008.
You have designed the application to use the ADO.NET Entity Framework for the Data Access Layer (DAL).
You have designed the user interface (UI) of the application by using the Model-View-ViewModel (M-V-VM) pattern.
The middle tier of the application is designed by using Windows Communication Foundation (WCF).
The database schema changes often. The DAL entity objects are required to be referenced from the middle tier and the ViewModel layer of the UI.
You need to ensure that the DAL entity objects are updated when the database schema changes.
What should you do?

A) Create persistent-ignorant objects.
B) Create persistent-aware objects.
C) Create typed DataSets.
D) Create an observable collection of objects.

Solutions: