Online Access Free 070-357 Exam Questions
| Exam Code: | 070-357 |
| Exam Name: | Developing Mobile Apps |
| Certification Provider: | Microsoft |
| Free Question Number: | 55 |
| Posted: | Jun 07, 2026 |
Drag and Drop Question
You are developing a Universal Windows Platform (UWP) app. The app runs on muJriplcdevice faming including desktop, Windows Phone, and Xbox.
The app must be able to access a users media playlists if the device supports this feature, If the device does not support this feature, the app must continue to function.
You need to detect whether a device supports accessing user playlists.
How should you complete the relevant code? To answer, drag the approprate code segments 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 not at all. You may need to drag the split bar between panes or scroll to view content.
You need to ensure that the Time line app meets the XAML coding requirements.
In Settings.xaml, which markup segment should you select to replace the markup segment at line AS06?
You are developing a Universal Windows Platform (UWP) app.
Your app stores files on a user's device.
You need to be able to replace the existing files with new files generated by the user.
Solution: You run the StorageFile. OpenSequentialReadAsync method to replace the existing file.
Does this meet the goal?


