QUESTION 41
You need to support remote devices by using the GoosePlayTo class.
Which code segment should you use in MainPage.xaml.es?

A.    Option A
B.    Option B
C.    Option C
D.    Option D

Answer: D

QUESTION 42
You need to ascertain whether a camera can support zooming.
Which code segment should you insert at line CA28?

A.    Option A
B.    Option B
C.    Option C
D.    Option D

Answer: B

QUESTION 43
The app metadata logic must be available to other Windows Store apps.
You need to register the reusable WinMD component.
What should you do?

A.    Option A
B.    Option B
C.    Option C
D.    Option D

Answer: A

QUESTION 44
Users report performance issues when getting the location information associated with a photo. You suspect the app is encountering performance issues in the GetLocationAsync() method of the Environment class.
You need to enhance the performance of the Getl_ocationAsync() method of the app.
What should you do?

A.    Remove the Compass initialization from the LoadSensors() method and initialize it within the
GetLocationAsync() method.
B.    set the Reportlnterval property of the Compass object to 16.
C.    set the Reportlnterval property of the Compass object to 0.
D.    Move the locator variable to a class level variable and initialize it in the Environment constructor.

Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/windows/apps/hh465148.aspx

QUESTION 45
You need to modify the GetWeatherData() method in the WinMD component at line CE38.
Which interface should you use for the return type of the method?

A.    IVectorView
B.    IVector
C.    IList
D.    IMap

Answer: A

QUESTION 46
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

QUESTION 47
You need to create a SupportsBacklightCompensation property to accommodate morning and evening photography.
Which line of code should you insert at line CA19?

A.    return (video.BacklightCompensation.Capabilities.Min == 0);
B.    return video.BacklightCompensation.Capabilities.Supported;
C.    return (media.BacklightCompensation.Capabilities.Min == 0);
D.    return media.BacklightCompensation.Capabilities.Supported;

Answer: B

QUESTION 48
You need to modify the code at line CE38 to meet the requirements.
Which interface should you use for the return type of the method?

A.    IMap
B.    IVector
C.    IVectorView
D.    IList

Answer: C

QUESTION 49
You need to reference the reusable WinMD project.
What should you do?

A.    Option A
B.    Option B
C.    Option C
D.    Option D

Answer: C

QUESTION 50
Drag and Drop Question
You need to allow users to capture video instead of photos.
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: