Download Free Microsoft 70-519 PDF and VCE Updated Today 271-280

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

QUESTION 271
You are designing a testing methodology for an ASP.NET MVC 2 Web application.
The application has a simple domain model that provides a thin wrapper over a data access layer. Controllers interact with the domain model directly and use methods on repository objects to save and retrieve objects from the data access layer.
You have the following requirements:

– Centralize data operations.
– Directly validate data access rules.

You need to design tests against the appropriate layer to meet the requirements.
Which layer should you recommend?

A.    The controllers
B.    The domain model
C.    The data access layer
D.    The repository objects

Answer: D

QUESTION 272
You are designing an ASP.NET Web application. The Web application must allow users to authenticate by using LDAP on a Web form.
You need to recommend an authentication model.
What should you recommend?

A.    Change the authentication mode to Forms authentication, and use the ActiveDirectoryMembershipProvider class.
B.    Change the authentication mode to Windows authentication, and implement a custom authentication provider.
C.    Change the authentication mode to Forms authentication, and use the ClientWindowsAuthenticationMembershipProvider class.
D.    Change the authentication mode to Windows authentication, and use the ActiveDirectoryMembershipProvider class.

Answer: A

QUESTION 273
You are designing an ASP.NET Web application. The Web application includes a section for sales pages.
You need to ensure that the sales pages share a specific header and a specific footer that differ from those of all other pages in the application.
Which approach should you recommend?

A.    Create the specific header and footer elements in the site’s master page.
B.    Create separate user controls for the specific header and footer, and add each of the user controls to the site’s master page.
C.    Create a sales subdirectory. Add a master.aspx page that contains the header and footer to the subdirectory, and then store all the sales pages in the subdirectory.
D.    Create a sales.master page that contains the header and footer and inherits from your site’s master page, and then use the master page in each sales page.

Answer: D

QUESTION 274
You are designing an ASP.NET Web application that allows user input.
You have the following requirements:

– Use client-side state management.
– Prevent users from accidentally modifying data.
– Automatically encode data.
– Preserve data during a page postback.

You need to recommend the appropriate type of state management.
Which type should you recommend?

A.    Session state
B.    The query string
C.    A hidden field
D.    view state

Answer: D

QUESTION 275
You need to design a solution that supports the end user display requirements for dates, numbers, and prices.
Which two approaches should you recommend?
(Each correct answer presents part of the solution. Choose two.)

A.    Use CurrentCutture.
B.    Use CurrentUlCulture.
C.    Display all dates, numbers, and prices by using the Stnng.format() property of the controls.
D.    Display all dates, numbers, and prices by using the ToString(tormat) method of the reference and value types.

Answer: AC

QUESTION 276
You are designing an ASRNET Web application that allows users to specify a file to be uploaded by entering the URL of the file. Only files that contain information in a specific internal metadata field are allowed.
You need to design a solution to reject URLs of disallowed files.
Which two approaches could you recommend?
(Each correct answer presents a complete solution. Choose two.)

A.    Use an On Click method.
B.    Use an on Submit Java Script handler.
C.    Use a Regular Expression Validator control.
D.    Use a custom validator control.

Answer: AD

QUESTION 277
You are designing a method for collecting information regarding usage of new functionality within an ASP.NET Web application.
You have the following requirements:

– Usage data must be stored in a database for easy reporting.
– The application must not include code relating to usage data.

You need to design a strategy that meets the requirements.
Which approach should you recommend?

A.    Use ASP.NET tracing
B.    Use remote debugging
C.    Use ASP.NET health monitoring
D.    Use the Request Started method

Answer: C

QUESTION 278
You are designing an ASP.NET Web application. The Web application must meet the following requirements:

– Support REST without implementing custom URI templates.
– Allow CRUD functionality.

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

A.    Use WCF Data Services.
B.    Use SQL Server Service Broker.
C.    Use ASP.NET Web Services.
D.    Use WCF Services.

Answer: A

QUESTION 279
You have an existing ASP.NET Web Forms application All the Create, Read, Update, and Delete (CRUD) operations are implemented by using Windows Communication Foundation (WCF).
The Web application has the following requirements:

– Minimize network traffic.
– Intrinsically support change tracking.
– Do not use post backs.

You need to design a Web form to manage inventory.
Which approach should you recommend?

A.    Use server-side events, and encapsulate all controls in an UpdatePanel control.
B.    Use the AdoNetDataContext class with the Data View control of the ASP.NET Ajax Library.
C.    Use HTML Controls and manipulate their content by using the API of the jQuery library.
D.    Use HTML Controls and manipulate their content by using the API of the ASP.NET Ajax Library.

Answer: B

QUESTION 280
An ASP.NET Web application is deployed on a single Web server. Web application state for client requests is stored in a Microsoft SQL Server 2008 database. The Web application must meet the following requirements:

– Tolerate a Web server failure.
– Scale gracefully to accommodate a rapid load increase.

You need to recommend an approach for accommodating a load increase.
What should you recommend?

A.    Transfer the Web application to a load-balanced Web farm.
B.    Set up a Web garden for the deployed application on the existing Web server.
C.    Partition the data in tables across multiple servers.
D.    Upgrade the CPU, memory, and disk space of the existing Web server.

Answer: A

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