Achieve New Updated (September) Microsoft 70-491 Examination Questions 11-20

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QUESTION 11

DRAG DROP

You are developing a Windows Store game. The game allows for interactive online play between users.

 

The game authenticates users by using the credentials of a third-party site that provides OAuth2 authentication.

 

You need to implement authentication that uses an implicit grant authorization.

 

How should you complete the relevant code?

 

To answer, drag the appropriate code segments to the correct locations in the answer area. Each code segment 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.

 

clip_image002

 

Correct Answer:

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QUESTION 12

You are developing a Windows Store app.

 

The app will access a web service.

 

You need to declare the web service Uniform Resource Identifier (URI).

 

Which file should you modify?

 

A.

AppxManifest

B.

AppConfig

C.

WebConfig

D.

Wsp

E.

xap

 

Correct Answer: E

 

 

QUESTION 13

HOTSPOT

You are developing a Windows Store app.

 

You configure the app to support AutoPlay when a portable media player is connected to a Windows 8.1 device.

 

You need to verify whether the app was initiated from AutoPlay.

 

What code should you add to the OnActivated event handler?

 

To answer, select the appropriate options in the answer area.

 

clip_image005

 

Correct Answer:

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QUESTION 14

You are developing a Windows Store app.

 

The app will store user names and passwords by using Windows Azure.

 

You need to recommend a method to store the passwords. The solution must minimize the likelihood that the passwords will be compromised.

 

Which algorithm should you recommend using?

 

A.

3DES

B.

DES

C.

AES

D.

SHA512

 

Correct Answer: D

Explanation:

http://apps.microsoft.com/windows/en-us/app/sha-512-encoder/6be865f2-4673-47c6-9354-1865c2ef82fe

 

 

QUESTION 15

You are developing a Windows Store app that includes the following controls:

 

clip_image008The ApplicationView control, which is entirely opaque, displays content that the app displays under normal circumstances.

clip_image008[1]The MessageView control, parts of which are transparent displays information messages in exceptional circumstances.

 

You are creating an app page that includes the ApplicationView and MessageView controls.

 

When both controls are visible, you have the following requirements:

 

clip_image008[2]The controls must expand to fill the entire page.

clip_image008[3]The ApplicationView control must be recognizable through the transparent portions of the MessageView control.

 

You need to create the page content.

 

Which code segment should you use?

 

clip_image009

 

A.

Option A

B.

Option B

C.

Option C

D.

Option D

 

Correct Answer: A

 

 

QUESTION 16

You are developing a Windows Store app that will be used as an IT support ticket system.

 

You need to ensure that user settings are available to only a single device.

 

Which property should you use?

 

A.

Windows.Storage.ApplicationData.Current.LocalFolder

B.

Windows.Storage.ApplicationData.Current.LiveSyncFolder

C.

Windows.Storage.ApplicationData.Current.RoaimingFolder

D.

Windows.Storage.ApplicationData.DefaultRemoteFolder

 

Correct Answer: A

Explanation:

http://msdn.microsoft.com/en-us/library/windows/apps/windows.storage.applicationdata.aspx

 

 

 

 

 

 

QUESTION 17

DRAG DROP

You need to develop an app to measure whether a surface is level. The app will be used on devices that have a gyrometer.

 

You have the following code:

 

clip_image010

 

Which code snippets should you include in Target 1, Target 2 and Target 3 to complete the code?

 

To answer, drag the appropriate code s

nippets to the correct targets in the answer area. Each code snippet 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.

 

clip_image012

 

Correct Answer:

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QUESTION 18

DRAG DROP

You are developing a Windows Store app that provides users with the ability to make short audio recordings if an audio device is available.

 

You need to ensure that the users can replay the audio recording before they save the recording.

 

You have the following code: (Line numbers are included for reference only.)

 

clip_image015

 

Which code segments should you insert at lines 02, 07 and 10?

 

To answer, drag the appropriate code segments to the correct locations. Each code segment 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.

 

clip_image017

 

Correct Answer:

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QUESTION 19

You are developing a Windows Store app that will be used to access large files stored online.

 

The files will be shared between users worldwide.

 

You need to recommend a solution to ensure that the users can download the files as quickly as possible.

 

Which storage solution should you recommend?

 

A.

OneDrive

B.

Microsoft Azure Mobile Services

C.

A roaming folder

D.

Microsoft Azure Content Delivery Network (CDN)

 

Correct Answer: D

 

 

QUESTION 20

DRAG DROP

You are developing an app that converts text to speech.

 

You need to ensure that the app can read text from open documents.

 

You have the following code for the reading function of the app. (Line numbers are included for reference only.)

 

clip_image021

 

Which code segments should you insert at lines 03, 05, and 08?

 

To answer, drag the appropriate code segments to the correct locations. Each code segment 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.

 

clip_image022

 

Correct Answer:

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