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

1. You are developing a Windows Store app that accesses a USB Human Interface Device (HID). The app has a default page and a settings page.
You need to ensure that when a user connects the USB device, the app starts automatically and opens the settings page.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Override the OnLaunched method in the Application class and use the ApplicationViewEventArgs interface.
B) Add a Removable Storage capability to the app manifest.
C) Override the OnActivated method in the Application class and use the ActivatedEventArgs interface.
D) Add an AutoPlay Device declaration to the app manifest.
E) Add a File Type Associations declaration to the app manifest.

2. DRAG DROP
You are developing a Windows Store app that caches user application data in the local data store.
The app must create a setting named UserName within a container named UserSettings. The app must store the user name in the local store.
You need to meet the requirements.
How should you complete the code segment? (To answer, drag the appropriate options to the correct location or locations. Each option 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. DRAG DROP
You are developing a Windows Store app.
The app consumes data from a business layer.
You need to develop a unit test.
The test method must ensure that the collection of person objects returned by the business
layer meets the following requirements:
- Always contains elements
- Orders elements consistently between calls
You have the following code:

Which code snippets should you include in Target 1, Target 2, Target 3 and Target 4 to complete the code? {To answer, drag the appropriate code snippets to the correct targets in the answer area. Each code snippet 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 need to create the ButtonForegroundColor resource. Which code segment should you insert at line XA09?

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

5. You are developing an app that will be used to purchase and share music. Users will be allowed to share only content that they have purchased.
You need to display a message within the Share charm when users attempt to share content that they have not purchased.
What should you do?

A) Use the FailWithDisplayText() method of the DataRequest object.
B) Set the LegalInformation property of the DataPackage object.
C) Use the SetText() method of the DataPackage object.
D) Use a toast notification.

Solutions: