Microsoft Advanced Windows Store App Development using C# 認定 070-485 試験問題:
1. You are designing a Windows Store app that creates large amounts of temporary binary data each time it is run.
You need to ensure that data is persisted while the app is running but deleted when the app is closed.
Which app data storage mechanism should you use? (Each correct answer presents a complete solution. Choose all that apply.)
A) a temporary app data store
B) the app settings of the local app data store
C) a roaming app data store
D) the app files of the local app data store
2. DRAG DROP
You are developing a Windows Store game.
The game allows users to purchase additional levels in the game.
You need to run the ContinueToLevel2() method if the user has a license to Level 2.
How should you complete the code segment? (To answer, drag the appropriate lines of code to the correct location or 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 that allows users to copy music from their local computers to removable storage.
The app displays songs grouped by the month the song was downloaded and allows individual songs to be copied to the removable storage device. The user interface for selecting and copying songs uses data binding.
You need to load and return songs in a format appropriate for data binding.
How should you complete the code segment? (To answer, select the appropriate line of code from each drop-down list in the answer area.)
4. DRAG DROP
You are developing a Windows Store app that allows users to take and edit pictures.
The user interface must remain responsive while the user works with pictures.
You need to ensure that the app allows users to crop captured pictures.
You have the following code: private async void CapturePhoto()
Which code snippets should you include in Target 1 and Target 2 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.)
5. DRAG DROP
You need to ascertain whether the app trial period has expired.
You have the following code that you plan to insert at line AX22 of App.xaml.cs:
Which code snippets should you include in Target 1 and Target 2 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.)
質問と回答：
| 質問 # 1 正解： A、B、D | 質問 # 2 正解： メンバーにのみ表示されます | 質問 # 3 正解： メンバーにのみ表示されます | 質問 # 4 正解： メンバーにのみ表示されます | 質問 # 5 正解： メンバーにのみ表示されます |
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