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Microsoft 70-491 Exam Syllabus Topics:

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

1. You are developing a Windows Store app. You have the following requirements:
- Enable the app to receive shared data.
- Save the sharing settings for future use.
You need to ensure that the requirements are met.
What should you implement?

A) a play to charm
B) a share charm
C) a Share target
D) a QuickLink

2. DRAG DROP
You are developing your first Windows Store app and submitting it to the Windows Store.
The app uses a cloud server to send notifications by using Windows Push Notification
Service (WNS).
You need to authenticate the cloud server with WNS.
Which five actions should you perform in sequence? (To answer, move the appropriate
actions from the list of actions to the answer area and arrange them in the correct order.)

3. 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.)

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.)

4. 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 GetLocationAsync() 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) Move the locator variable to a class level variable and initialize it in the Environment constructor.
C) set the ReportInterval property of the Compass object to 16.
D) set the ReportInterval property of the Compass object to 0.

5. DRAG DROP
You need to write code for the method that will be called when a user takes a picture. (Develop the solution by arranging the code snippets. You will need all of the code snippets.)

Solutions: