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

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

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

2. HOTSPOT
You are developing an app that provides sports statistics updates to a Windows tile. You are using Windows Push Notification Services (WNS) to provide updates to the app. You must implement the steps to request a notification channel as illustrated in the following image.

You need to ensure that the app implementation follows current Windows Store requirements and guidelines.
Select the correct answer from each list based on the information presented in the screenshot. Each correct selection is worth one point.

3. DRAG DROP
You develop a Windows Store app.
You need to implement a testing strategy for the app.
Which actions should you perform? To answer, drag the appropriate actions to the correct targets. Each answer 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. You develop a Windows Store app that allows users to modify images by using filters and image-processing algorithms.
The app must meet the following requirements:
- Use a web worker to initiate the image-processing algorithms on a separate thread. - Clean up the web worker after processing the algorithms.
You need to ensure that the web worker releases memory after processing the algorithms. What should you do?

A) From the calling page, call the closet) command.
B) From the web worker, call the close() command.
C) From the web worker, call the GCollect method.
D) From the calling page, call the postMessage() command with the terminate parameter.

5. You are developing a Windows Store app that will be used to display daily high temperatures and other weather conditions for five cities.
The app must meet the following requirements:
- A splash screen is displayed on the device until the data is retrieved from the Internet.
- The user must be able to view weather information as soon as the data is fully available.
You need to ensure that the splash screen is displayed at startup until the app has completed loading updated data.
Which actions can you perform to achieve this goal? (Each correct answer presents a complete solution. Choose all that apply.)

A) Create an image that duplicates the splash screen, load the image from the dismissed event of the splash screen, and display the image until the data is fully available.
B) Configure settings in the app manifest to display the splash screen for 10 seconds.
C) Configure settings in the app manifest to display the splash screen until the data is fully available.
D) Create an image that duplicates the splash screen, and display the image by using fragment loading until the data is fully available.

Solutions: