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Microsoft Designing & Developing Web Apps Using MS .NET Frmwk 4 Sample Questions:

1. You are designing an ASP.NET Web application that will be developed by using Microsoft
Visual Studio 2010.
The application will interact with a Microsoft SQL Server database.
The data access layer of the application must meet the following requirements:
You need to develop the data access layer.
Which data access technology should you recommend?

A) WCF Data Services
B) Entity Framework
C) ADONET DataTables
D) ADO.NET DataSet

2. You are designing an ASP.NET Web application that allows users to type a value in a text box
The application must function with JavaScript disabled.
You need to design a method for using a Web service to validate the user-typed value before the form is processed.
Which two actions should you recommend? (Each correct answer presents part of the solution. Choose two.)

A) Use a DynamicValidator control.
B) Use an OnServerValidate method.
C) Use a ClientValidationFunction method.
D) Use a CustomValidator control.

3. You are redesigning an existing three-tier ASP.NET Web application that is deployed to a Web server, an application server, and a database server that runs Microsoft SQL Server 2008.
Usage has increased significantly. The application has become slow and occasionally times out.
Health monitoring logs indicate that the data access logic on the application server is consuming the majority of the CPU resources.
You need to recommend an approach for addressing the scalability and reliability issues.
Which two actions should you recommend? (Each correct answer presents part of the solution. Choose two.)

A) Use a clustered database server configuration.
B) Move the application tier to a Web farm.
C) Move the Web tier to a Web farm.
D) Partition the tables and indexes in the database.

4. You are designing an exception-handling strategy for an ASP.NET Web Forms application.
The Web application will use Windows authentication. The Web application must meet the following requirements:
Display a user-friendly error message to users.
Display a detailed error message to server administrators.
You need to recommend an approach for handling exceptions.
What should you recommend?

A) In the custom Errors element of the Web.config file, set the mode attribute to remoteOnly.
B) On the assembly, add a SecureRules attribute with the security rule set configured to level 2.
C) In the Application_Error event handler, wrap the exception in an ExternalException exception. Re-throw the exception if the user is not a member of the Administrators group.
D) Add a HandleError attribute to each controller class.

5. You are designing an ASP.NET MVC 2 Web application. The Web application will include a controller named AdminController.
You need to recommend an approach for ensuring that the action methods of the AdminController controller are available only to the local Windows Administrator account.
Which two actions should you recommend? (Each correct answer presents part of the solution. Choose two.)

A) In the Web.conflg file, add an authorization element for the Web application.
B) Read role information from the ConfigurationManager object.
C) Add the Authorize attribute to each action method in the AdminController controller.
D) Read role information from the AuthorizationContext object.

Solutions: