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Q31. - (Topic 9)
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
Answer: E
Q32. DRAG DROP - (Topic 9)
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:
Which code snippets should you include in Target 1, Target 2 and Target 3 to complete the code? (To answer, drag the appropriate code snippets 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.)
Answer:
Q33. - (Topic 3)
You place a breakpoint at line MP31 in the app.
When you debug the app, the debugger continuously catches a
System.UnauthorizedAccess exception.
You need to resolve the exception.
What should you do?
A. Wrap lines CE43 through CE46 in a try-catch statement.
B. At line MP10, change the code segment to the following line of code.
read if(cameraUI != null)
C. Move line CE09 to CE16.
D. At line PA25, insert the following line of code. <Capability Name="picturesLibrary"/>
Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/windows/apps/hh464936.aspx
Q34. - (Topic 9)
You are developing a Windows Store app.
The app will store data in a text file.
You create the following method to store encrypted text in the text file:
The WriteData method writes the contents of an IBuffer object to a StorageFile object.
You need to recommend a solution to encrypt the data. The solution must minimize the use
of system resources and must ensure that the app can decrypt the data.
Which code segment should you recommend adding to line 06?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
Q35. DRAG DROP - (Topic 9)
You are developing a Windows Store app.
The app has the following requirements: . Open the Search charm. . Provide query suggestions by using the GetSuggestions() method-You need to ensure that the app meets the requirements. You have the following code:
Which code snippets should you insert in Target 1 and Target 2 to complete the code? (To answer, drag the appropriate code snippets 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.)
Answer:
Q36. - (Topic 9)
You are developing a Windows Store app.
The app contains a page named MainPage. The page contains a media element named videoPlayer.
You need to provide users with the ability to play the contents of videoPlayer on different devices by using the Devices charm.
Which two code segments should you add to the OnNavigateTo event handler on MainPage? (Each correct answer presents part of the solution. Choose two.)
A. Option A
B. Option B
C. Option C
D. Option D
E. Option E
Answer: B,D
Explanation: http://msdn.microsoft.com/en-us/library/windows/apps/windows.media.playto.playtosource.aspx
http://msdn.microsoft.com/en-us/library/windows/apps/windows.media.playto.playtosourceselectedeventargs.aspx
Q37. - (Topic 7)
You need to implement the requirements for the playback of media.
What should you do? (Each correct answer presents part of the solution. Choose all that apply.)
A. Add the following line of code at line MC02.
private void ShowPlayTo()
{
Windows.Media.PlayTo.PlayToManager.ShowPlayToUI();
}
B. Add the following line of code at line MC06.
ptMgr.DefauitSourceSelection = false;
C. Add the following line of code at line MC10.
ptMgr.PlayRequested += SourceRequestHandler;
D. Add the following line of code at line MC05.
ptMgr.SourceRequested += SourceRequestHandler;
Answer: B,D
Explanation: http://msdn.microsoft.com/en-us/library/windows/apps/windows.media.playto.playtomanager.aspx
Q38. - (Topic 8)
You need to access the remote image data according to the requirements.
Which data storage methods should you use?
A. SaveDataToSqlAzureStorage() and GetDataFromSqlAzureStorage()
B. SaveDataToRemoteStorage() and GetDataFromRemoteStorage()
C. SaveDataToAzureStorage() and GetDataFromAzureStorage()
D. SaveDataToWebService() and GetDataFromWebService()
Answer: D
Q39. DRAG DROP - (Topic 9)
You are developing a Windows Store app that uses a light sensor to detect and respond to light changes. An object named lightSensor is an instance of the sensor service.
The light sensor must detect changes once per second. If the sensor is unable to record as fast as once per second, then it must use the fastest interval possible.
You need to ensure that the app meets the requirements. You have the following code:
Which code snippets should you include in Target 1 and Target 2 to complete the code? (To answer, drag the appropriate code snippets 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.)
Answer:
Q40. DRAG DROP - (Topic 9)
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.)
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.)
Answer: