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Microsoft 070-491 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| User Interface Design with XAML | - Layout controls and adaptive UI design - Data binding and MVVM pattern implementation - Control templates and styling |
| Networking and Services | - Handling HTTP requests and responses - Background transfers and connectivity scenarios - Consuming RESTful services |
| Debugging, Performance, and Troubleshooting | - Exception handling and diagnostics - Debugging tools and techniques - Performance optimization strategies |
| Application Lifecycle Management | - App activation, suspension, and termination handling - State management and persistence during lifecycle events |
| Data Access and Storage | - Local storage and roaming data - Serialization and data persistence techniques - File system access and permissions |
| App Deployment and Windows Store | - Windows Store certification requirements - Packaging and deployment process |
Microsoft Recertification for MCSD: Windows Store Apps using C# Sample Questions:
You place a breakpoint at line MP31 in the app.
When you debug the app, the debugger continuously catches a
System.UnauthorizedAccess exception.
You need to resolve the exception.
What should you do?
- A. At line MP10, change the code segment to the following line of code. read if(cameraUI != null)
- B. At line PA25, insert the following line of code. <Capability Name="picturesLibrary"/>
- C. Move line CE09 to CE16.
- D. Wrap lines CE43 through CE46 in a try-catch statement.
Correct Answer: B 🗳️
Explanation: Only visible for RealVCE members. You can sign-up / login (it's free).
DRAG DROP
You are developing a Windows Store app.
You need to implement claims according to their appropriate use.
Which claim is appropriate for each purpose? (To answer, drag the appropriate claims to the correct locations in the answer area. Each claim 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.)
Correct Answer:
HOTSPOT
You are developing a Windows Store app to check the weather.
You need to ensure the app polls an external web service once per hour for tile updates.
You have the following code:
Which code snippet should you insert in Target 1 to complete the code? (To answer, select the correct code snippet from the dropdown list in the answer area.)
Correct Answer:
DRAG DROP
You are developing a Windows Store app.
You need to create and run unit tests for the app.
Which three actions should you perform in sequence? (To answer, move the appropriate
actions from the list of actions to the answer area and arrange them in the correct order,)
Correct Answer:
DRAG DROP
You are developing a Windows Store app.
The following code segment defines an event procedure. (Line numbers are included for reference only.)
You need to define a custom help setting in the event procedure.
Which three code segments should you insert in sequence at line 03? (To answer, move the appropriate code segments to the answer area and arrange them in the correct order.)
Correct Answer:
Alice 
Frederica 
Angela 
Hilary 
Camille 
Otto 
Joshua 
Sally 
James 
Jane 
Cheryl 
Harley 
Giselle 
Renata 
Fay 
Arnold 
Cash 
Sophia 
Philip 
Mick 
