Free Microsoft 070-491 Exam Dumps Questions & Answers

You are developing a Windows Store app that will provide users with the ability to save annotations to text files.
You have the following code segment: (Line numbers are included for reference only.)

You need to add the contents of data to the beginning of file. Which code segment should you insert at line 03?

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

You create a mobile service to send push notifications to the app.
You configure the service and the app to work with Windows Push Notification Services
(WNS).
You add the following code to the App.xaml.cs file:

You need to ensure that the app can access the push notification channel.
What should you do first?

• A.  Set the Uri property of pushChannel in the OnLaunched event handler of the app.
• B.  Add a call to GetChannel in the OnActivated event handler of the app.
• C.  Set the Uri property of pushChannel in the OnActivated event handler of the app.
• D.  Add a call to GetChannel in the OnLaunched event handler of the app.

You need to configure the Picture Sharer app to support only the required device orientations.
What should you do?

• A.  In the App.xaml file, configure the Portrait and Landscape orientations.
• B.  In the Package.appxmanifest file, configure the Snapped and Filled orientations.
• C.  In the PictureSharerMainPage.xaml file, configure the Landscape and Landscape-flipped orientations.
• D.  In the Package.appxmanifest file, configure the Landscape and Landscape-flipped orientations.
• E.  In the App.xaml file, configure the Portrait and Portrait-flipped orientations.
• F.  In the App.manifest file, configure the Portrait and Portrait-flipped orientations.

You plan to create a custom panel that displays a pie chart. Each value of the pie chart will have a control.
You need to register a custom dependency property to the panel.
Which code segment should you use?

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

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 MC05.
  ptMgr.SourceRequested += SourceRequestHandler;
• B.  Add the following line of code at line MC02.
  private void ShowPlayTo()
  {
  Windows.Media.PlayTo.PlayToManager.ShowPlayToUI();
  }
• C.  Add the following line of code at line MC10.
  ptMgr.PlayRequested += SourceRequestHandler;
• D.  Add the following line of code at line MC06.
  ptMgr.DefauitSourceSelection = false;