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Microsoft 070-518 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data Access and Storage | - Data handling
|
| Develop Windows Applications | - Application logic and services
|
| Deployment and Maintenance | - Application lifecycle management
|
| Design Windows Applications | - User interface design principles
|
Microsoft PRO: Design & Develop Wndws Apps Using MS .NET Framework 4 Sample Questions:
An existing Windows application uses a Windows Communication Foundation (WCF) Web service that is available only to employees.
You have the following requirements:
---
Make the WCF Web service available to business partners.
Enable business partners to send a profile token.
Ensure that the currently deployed application continues to function.
You need to recommend a solution that meets the requirements.
What should you recommend?
- A. Convert the WCF Web service to a Duplex service that implements a callback to accept the profile token.
- B. Modify the WCF Web service operations to accept the profile token as an additional parameter.
- C. Implement the WCF Web service as a REST service.
- D. Use SOAP headers to pass the profile token to the service operations.
Correct Answer: D 🗳️
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.AccessViolationException
- B. System.Security.SecurityException
- C. System.ApplicationException
- D. System.InvalidOperationException
Correct Answer: B 🗳️
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 accesslogic.
You need to recommend a data access technology.
What should you recommend?
- A. LINQ to Entities
- B. LINQ to SQL
- C. ADO.NET using DataSet objects and SqIDataAdapter objects
- D. ADO.NET using DataSet objects and SqlDataReader objects
Correct Answer: A 🗳️
You are designing a Windows application by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
You plan to implement control caching to improve the loading time of a control. It is not required to refresh the content of the control after the application loads.
The application will be compiled by using the .NET 4 client profile.
You need to ensure that the following requirements are met:
--
The control is reusable in multiple forms.
Data in the control is cached when the application is loaded.
What should you do?
- A. In the constructor of the application window, add code to load the control. Save the control to the cache by using objects in the System.WeCaching namespace.
- B. In the constructor of the application window, add code to load the control. Save the control to a static variable.
- C. In the Load event of the application window, add code to load the control. Save the control to an instance variable.
- D. In the Load event of the application window, add code to load the control. Save the control to the cache by using objects in the System.WeB.Caching namespace.
Correct Answer: B 🗳️
You are designing a Windows application by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
The business logic layer of the application is implemented by using Windows Communication Foundation (WCF).
You create a duplex bidirectional WCF service that contains a single operation. The service operation sends the result back to the client application by using a two-way callback operation.
You plan to design a service interaction strategy.
You need to ensure that deadlocks are prevented.
What should you do?
- A. Configure the ServiceBehaviorAttribute attribute to use the Synchronization context in the service class.
- B. Configure the CallbackBehaviorAttribute attribute to use the Synchronization context in the callback class.
- C. Configure the ServiceBehaviorAttribute attribute to use the Reentrant or Multiple concurrency mode in the service class.
- D. Configure the CallbackBehaviorAttribute attribute to use the Reentrant or Multiple concurrency mode in the callback class.
Correct Answer: C 🗳️
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