Download Free Microsoft 70-519 PDF and VCE Updated Today 171-180

Vendor: Microsoft
Exam Code: 70-519
Exam Name: PRO: Designing and Developing Web Applications Using Microsoft .NET Framework 4 Exam
Version: 14.79

QUESTION 171
You are designing an ASP.NET MVC 2 Web application. The Web application must meet the following requirements: Validate all user input for a class named Customer.
Perform client-side and server-side validation.
You need to recommend an approach for validating user input.
What should you recommend?

A.    Use ASP.NET validation server controls.
Call the Html.EnableClientValidation() method.
B.    Add DataAnnotations attributes to each property in the Customer class.
Associate all rendered elements with a validation group.
C.    Use only strongly typed HTML helpers.
Call the Html.ValidationMessageFor() method for each property in the Customer class.
D.    Add DataAnnotations attributes to each property in the Customer class.
Call the Html.EnableClientValidation() method.

Answer: D

QUESTION 172
You are designing an ASP.NET Web application for content management.
You have the following requirements:

– Support multiple browsers.
– Display a specific interface for browsers that have display dimensions of less than 640 x 480 pixels.

You need to design a solution for identifying the display dimensions of the requesting browser. Which approach should you recommend?

A.    Use CurrentUlCutture.
B.    Use the HttpUtility class.
C.    Use the HttpWorkerRequest class.
D.    Use the HttpBrowserCapabilities class.

Answer: D

QUESTION 173
You need to design session state management for the rewritten Web application.
Which approach should you recommend?

A.    Use a persistent cookie to store the authentication ticket.
B.    Use a third-party cookie to store the authentication ticket.
C.    Use different machine key element attributes and values across all three servers.
D.    Use the same machine key element attributes and values across all three servers.

Answer: D

QUESTION 174
You are designing the deployment process for a new ASP.NET Web application.
You need to ensure that the application is protected from modification after deployment.
Which approach should you recommend?

A.    Use MSDeploy.
B.    Use the Web Deployment tool.
C.    Use a Web Deployment project.
D.    Use the ASP.NET Compilation tool.

Answer: D

QUESTION 175
You need to design a deployment solution for the rewritten Web application.
Which approach should you recommend?

A.    Deploy the rewritten Web application to the same file path on each server in the Web farm.
B.    Compile the rewritten Web application and deploy the compiled library to the global assembly cache.
C.    Add the rewritten Web application to an application pool that contains only ASP.NET 4 Web applications.
D.    Add the rewritten Web application to the same application pool as Web applications written in ASP.NET 2.0, ASP.NET 3.0, and ASP NET 3.5.

Answer: C

QUESTION 176
You are designing an ASP.NET MVC 2 Web application that requires each user to register a user name and password before accessing restricted content.
You have the following requirements for user registration:

– When the focus leaves the user name input field, validate that the user name does not already exist.
– Display validation results before submitting the form.

You need to recommend a data validation strategy.
What should you recommend?

A.    Use the Required attribute to annotate the user name property of the model.
Call the Html.EnableClientValidation() method from the view.
B.    Use an UpdatePanel control to access server-side validation.
C.    Implement the IValidator interface on the model.
D.    Use jQuery to access server-side validation code.

Answer: D

QUESTION 177
You are implementing additional functionality within an existing ASP.NET 4 Web Forms Web site project by using ASP. NETMVC2.
You need to design a Web site project configuration that supports Web Forms and ASP.
NET MVC 2 in the same Microsoft Visual Studio 2010 project.
Which two approaches should you recommend?
(Each correct answer presents part of the solution. Choose two.)

A.    Convert the Web site project to a Web application.
B.    Convert the Web site project to an ASP. NET MVC 2 application.
C.    Modify the T4 templates to support ASP.NET Web Forms.
D.    Reference the ASP.NET MVC 2 assemblies in the application configuration file.

Answer: AD

QUESTION 178
You develop a website.
You are asked to add a new section named Marketing to the website. You have the following requirements:

– The Marketing section must be accessible only on mobile devices.
– The Marketing section must scale automatically to the browser that is in use.

You need to develop the Marketing section of the website.
What should you use?

A.    The browser definition file.
B.    The Request.Browser.IsMobileDevice property.
C.    The UserAgent string property.
D.    The machine.config file.

Answer: A

QUESTION 179
You have an ASP.NET Web application that displays charts that are generated daily from data in a Microsoft SQL Server database. Each chart is implemented as a user control that displays data retrieved from the database. Data retrieval and chart generation consume a significant amount of resources.
Users of the Web application generate unique reports that contain one or more chart controls. Each chart is common to many reports.
You need design a solution to improve the performance of the Web server. Which approach should you recommend?

A.    Use page caching.
B.    Use fragment caching.
C.    Use the application cache.
D.    Use SQL cache dependency.

Answer: B

QUESTION 180
You are designing an ASP.NET MVC 2 Web application. The Web application will display information from remote third-party Windows Communication Foundation (WCF) services on each page.
You have the following requirements:

– Retrieve information from the WCF services.
– Specify a timeout period while retrieving information from third-party services.
– Cache responses from the third-party services for retrieval by multiple users.

You need to recommend an approach for retrieving information from the WCF service.
What should you recommend?

A.    Use an asynchronous method.
B.    Implement the IAsyncResult interface on the models for the views.
C.    Implement the IHttpAsyncHandler interface on the models for the views.
D.    Use AJAX to asynchronously call the third-party services and display information.

Answer: A

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