A. Implement long-running HTTP requests. B. Instantiate a MessageChannel object on the client. C. Implement WebSockets protocol on the client and the server. D. Configure polling from the browser. Answer: C QUESTION: 50 You are designing a distributed application that runs on the Windows Azure platform. The application must store a small amount of insecure global information that does not change frequently. You need to configure the application to meet the requirements. Which server-side state management option should you use? (Each correct answer presents a complete solution. Choose all that apply.) A. Windows Azure application state B. Sql Azure C. Profile properties of the Windows Azure application D. Windows Azure session state Answer: B, D Explanation:SQL Database provides a relational database management system for Windows Azure and is based on SQL Server technology. With a SQL Database instance, you can easily provision and deploy relational database solutions to the cloud, and take advantage of a distributed data center that provides enterprise-class availability, scalability, and
security with the benefits of built-in data protection and self-healing. Session States in Windows Azure. If you are a Web developer, you are probably very familiar with managing user state - that is you are familiar with tracking user activity and actions across several request-response exchanges that occur in Web applications. Since HTTP is a stateless protocol, developers over the years have developed all sorts of means to manage state. You'll even find an MSDN page providing alternatives and recommendations for state management here. Cookies, hidden fields, and query strings are some client-side options to tracking user state. When it comes to managing that state on the server-side, most Web developers rely on session objects. QUESTION: 51 DRAG DROP You are developing an ASP.NET MVC application that has pages for users who browse the site with Windows Phone 7. The pages for Windows Phone 7 include the following files: - _Layout.WP7.cshtml - Index.WP7.cshtml You need to update the application so that it renders the customized files correctly to Windows Phone 7 users. How should you update the Application_Start method? (To answer, drag the appropriate line of code to the correct location or locations. Each line of code 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.) Answer:
Explanation:QUESTION: 52 You are developing an ASP.NET MVC web application for viewing a list of contacts. The application is designed for devices that support changes in orientation, such as tablets and smartphones. The application displays a grid of contact tiles in portrait mode. When the orientation changes to landscape, each tile in the grid expands to include each contact's details. The HTML that creates the tiled interface resembles the following markup.