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70-486 Dumps

70-486 Real Exam Dumps Questions and answers 11-20

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Question No.11

You are developing an ASP.NET MVC application that displays stock market information. The stock market information updates frequently and must be displayed in real-time. You need to eliminate unnecessary header data, minimize latency, and transmit data over a full-duplex connection. What should you do?

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 No.12

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: AB

Question No.13

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#39;s details. The HTML that creates the tiled interface resembles the following markup.

image

The CSS used to style the tiles in landscape mode is as follows.

image

If this CSS is omitted, the existing CSS displays the tiles in portrait mode.

You need to update the landscape-mode CSS to apply only to screens with a width greater than or equal to 500 pixels.

Which code segment should you use?

A.

@media screen and (width gt;= 500px) {

. . .

}

B.

@media screen and (min-width: 500px) {

. . .

}

C.

@media screen (min-width: 500px, max-width: 1000px) { . . .

}

D.

@media resolution (min-width: 500px) {

. . .

}

Answer: B

Explanation/Reference: Explanation/Reference: Explanation:

http://www.javascriptkit.com/dhtmltutors/cssmediaqueries.shtml

Question No.14

You are developing an ASP.NET MVC application. You need to authenticate clients by using NT LAN Manager (NTLM). Which authentication method should you implement?

A.

Basic

B.

Windows

C.

Forms

D.

Kerberos

Answer: B

Explanation/Reference: Explanation/Reference: Explanation:

http://msdn.microsoft.com/en-us/library/aa292114(v=vs.71).aspx

Question No.15

You are developing an ASP.NET MVC application. The application must allow users to enter JavaScript in a feedback text box only. You need to disable request validation. What should you do?

A.

Apply and set the CausesClientSideValidation attribute on the text box to FALSE.

B.

Apply and set the ValidateInput attribute on the text box to FALSE.

C.

Use the HttpRequest.Unvalidated property to read the unvalidated form value.

D.

Use the HttpRequest.Form property to read the unvalidated form value.

Answer: C

Explanation/Reference: Explanation/Reference: Explanation:

Provides access to HTTP request values without triggering request validation. http://msdn.microsoft.com/en-us/library/system.web.httprequest.unvalidated.aspx

Question No.16

You are developing an ASP.NET MVC application that will be deployed on a web farm. Passwords must be stored in the web.config file and must not be readable or in a format that is easily decodable. You need to encrypt the passwords that are stored in the web.config file. Which command-line tool should you use?

A.

Aspnet_regiis.exe

B.

Ngen.exe

C.

Aspnet_merge.exe

D.

EdmGen.exe

Answer: A

Explanation/Reference: Explanation/Reference: Explanation:

http://msdn.microsoft.com/en-us/library/zhhddkxy(v=vs.100).aspx

Question No.17

You are designing a distributed application. 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.

Application state

B.

Session state

C.

Database support

D.

Profile properties

Answer: AC

Question No.18

You are developing an ASP.NET MVC application. The application is deployed in a web farm and is accessed by many users. The application must handle web server failures gracefully. The servers in the farm must share the short-term state information. You need to persist the application state during the session. What should you implement?

A.

ASP.NET session state

B.

A local database

C.

A state server

D.

Profile properties

Answer: C

Question No.19

You are developing an ASP.NET MVC application that will be deployed to servers on multiple networks. The application must be compatible with multiple browsers. You must track the page number that the user is viewing in search results. You need to program the location for storing state information. Where should you persist state information?

A.

Session

B.

QueryString

C.

Application

D.

TempData

Answer: B

Question No.20

You are developing an ASP.NET MVC web application in Visual Studio 2012. The application requires several thousand content files. All content is hosted on the same IIS instance as the application. You detect performance issues when the application starts. You need to resolve the performance issues. What should you do?

A.

Enable compression in IIS.

B.

Move the content to a second server.

C.

Combine the content files by using ASP.NET MVC bundling.

D.

Implement HTTP caching in IIS.

Answer: C

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