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Microsoft 70-490 Exam Syllabus Topics:

Microsoft Recertification for MCSD: Windows Store Apps using HTML5 Sample Questions:

1. You are developing a Windows Store app by using JavaScript.
The app contains the following code. (Line numbers are included for reference only).
You need to ensure that the app will handle any possible event for a media connection in a Play To streaming operation.
How should you complete the relevant code? (Each correct answer presents part of the solution. Choose all that apply.)

A) Option E
B) Option D
C) Option A
D) Option F
E) Option C
F) Option B

2. You are developing a Windows Store app by using JavaScript.
You need to ensure that the user can capture video with the built-in camera and then
process the resulting file.
Which code segment should you use?

A) Option D
B) Option A
C) Option C
D) Option B

3. In the following code segment, three functions return WinJS.Promise objects.

You need to chain the promise operations to optimize error handling. Which code segment should you use?

A) Option D
B) Option A
C) Option C
D) Option B

4. DRAG DROP
You are developing a Windows Store game that requires access to a Bluetooth-enabled human interface device (HID).
You need to implement access to the HID device.
Which code elements should you include? To answer, drag the appropriate code or markup segments to the correct targets. Each code or markup 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.

5. You need to complete the code to start the background task.
Which code segment should you insert at line BG07?

A) Windows.ApplicationModel.Background.SystemTriggerType.userPresent.true
B) Windows.ApplicationModel.Background.SystemTriggerType.internetAvailable.false
C) Windows.ApplicationModel.Background.SystemTriggerType.userAway.false
D) Windows.ApplicationModel.Background.SystemTriggerType.servicingComplete.true

Solutions: