Microsoft Recertification for MCSD: Windows Store Apps using C# : 070-491

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Microsoft 070-491 Exam Syllabus Topics:

Microsoft Recertification for MCSD: Windows Store Apps using C# Sample Questions:

1. You are developing a Windows Store app to view MP4 videos.
You need to ensure that when a user double-clicks an MP4 file, the app starts and plays back the video automatically.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Add the Videos Library capability to the Appxmanifest file.
B) Modify the OnActivated event of the App.xaml.cs file to pass ProtocolActivatedEventArgs to the page if ActivatedEventArgs.Kind == ProtocolActivatedEventArgs.
C) Add an AutoPlay Content declaration to the Appxmanifest file.
D) Add an OnFileActivated event handler to the App.xaml.cs file.
E) Add a File Type Associations declaration to the Appxmanifest file.

2. 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.)

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.)

3. HOTSPOT
You are developing a Windows Store app.
The app receives badge notifications from Windows Push Notification Services (WNS).
You configure the app to establish a communication channel with WNS. You use a variable named pushChannel to store the notification channel object used for communication. You add the following line of code to the app:

Which code snippets should you insert in Target 1, Target 2 and Target 3 to complete the code? (To answer, select the correct code snippet from each drop-down list in the answer area.)

4. You plan to develop a Windows Store app to create pictures.
Users of the app will be able to save the pictures that they create and to share the pictures with friends by using a web link.
You need to ensure that the friends can makes comments on the shared pictures.
Which storage technology should you use? (More than one answer choice may achieve the goal. Select the BEST answer.)

A) Microsoft Azure Mobile Services
B) Roaming storage
C) Microsoft Azure blob storage
D) One Drive

5. HOTSPOT
You are developing a Windows Store app.
You need to encrypt data.
How should you complete the code segment? (To answer, select the appropriate line of
code from each drop-down list in the answer area.)

Solutions: