Microsoft 70-491 : Recertification for MCSD: Windows Store Apps using C#

70-491 real exams

Exam Code: 70-491

Exam Name: Recertification for MCSD: Windows Store Apps using C#

Updated: Sep 03, 2026

Q & A: 91 Questions and Answers

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Microsoft 70-491 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Implement Security, Devices, and Windows Platform Features25%- Integrate platform capabilities
  • 1. Implement authentication and authorization
    • 2. Access device capabilities and sensors
      • 3. Use contracts, tiles, notifications, and background tasks
        Topic 2: Implement Data Access and Connectivity25%- Work with local and remote data
        • 1. Consume REST and web services
          • 2. Store and retrieve local application data
            • 3. Implement synchronization and caching
              Topic 3: Develop User Interface and User Experience25%- Create adaptive user interfaces
              • 1. Support different resolutions and orientations
                • 2. Implement animations and visual states
                  • 3. Implement XAML controls and layouts
                    Topic 4: Design and Implement Application Architecture25%- Design application structure
                    • 1. Implement MVVM and architectural patterns
                      • 2. Manage application lifecycle and state
                        • 3. Implement dependency management

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

                          Question 1

                          You are developing a Windows Store app that will provide users with the ability to save annotations to text files.
                          You have the following code segment: (Line numbers are included for reference only.)

                          You need to add the contents of data to the beginning of file. Which code segment should you insert at line 03?

                          A. Option A
                          B. Option B
                          C. Option D
                          D. Option C


                          Question 2

                          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.)


                          Question 3

                          DRAG DROP
                          You need to recommend a solution to share images from the capture photo page. You have the following code. (Line numbers are included for reference only.)

                          Which code segments should you recommend inserting at lines 06 and 12? (To answer, drag the appropriate code segments to the correct 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.)


                          Question 4

                          You are developing a Windows Store app.
                          You declare a Search declaration in the app manifest and you add a search results page.
                          You plan to display search results by using a Query Text property that derives from EventArgs,
                          You need to ensure that users can use the Search charm to search for content within the app.
                          What should you do?

                          A. Add an event handler for the SearchPane.QueryChanged event to MainPage.xaml.es. Register the event handler in the OnWindowCreated method in MainPage.xaml.es.
                          B. Add an event handler for the SearchPane.QuerySubmitted event to MainPage.xaml.es. Register the event handler in the OnWindowCreated method in MainPage.xaml.es.
                          C. Add an event handler for the SearchPane.QuerySubmitted event to App.xaml.cs. Register the event handler in the constructor of the page.
                          D. Add an event handler for the SearchPane.QuerySubmitted event to App.xaml.cs. Register the event handler in the OnWindowCreated method of the page.


                          Question 5

                          DRAG DROP
                          You are developing a Windows Store social media app. The app communicates with the
                          server by using a secure web service.
                          You need to ensure that users can securely store and retrieve web service credentials.
                          You have the following code:

                          Which code snippets should you insert 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.)


                          Solutions:

                          Question 1
                          Answer: C
                          Question 2
                          Answer: Only visible for members
                          Question 3
                          Answer: Only visible for members
                          Question 4
                          Answer: D
                          Question 5
                          Answer: Only visible for members

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