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Microsoft 070-521 : Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4

070-521

Exam Code: 070-521

Exam Name: Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4

Updated: Sep 11, 2026

Q & A: 115 Questions and Answers

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Microsoft 070-521 Exam Syllabus Topics:

SectionObjectives
Topic 1: Service Communication Applications- Implement service security and reliability
  • 1. Secure WCF communications
    • 2. Implement reliable messaging
      - Design and develop WCF services
      • 1. Create service contracts and endpoints
        • 2. Configure bindings and behaviors
          Topic 2: Data Access Development- Implement data access technologies
          • 1. Use ADO.NET
            • 2. Implement LINQ and Entity Framework solutions
              - Manage data transactions and concurrency
              • 1. Implement transaction management
                • 2. Handle concurrency issues
                  Topic 3: Windows Applications Development- Develop Windows Forms applications
                  • 1. Manage application state and events
                    • 2. Implement user interface components
                      - Develop Windows Presentation Foundation (WPF) applications
                      • 1. Implement data binding and commands
                        • 2. Create WPF controls and layouts
                          Topic 4: Application Deployment and Maintenance- Deploy Windows applications
                          • 1. Configure application installation
                            • 2. Use ClickOnce deployment
                              - Monitor and troubleshoot applications
                              • 1. Implement diagnostics and logging
                                • 2. Optimize application performance
                                  Topic 5: Application Architecture Design- Designing the application architecture
                                  • 1. Design application layers and components
                                    • 2. Choose appropriate application architecture patterns
                                      - Designing application security
                                      • 1. Authentication and authorization
                                        • 2. Secure application communication

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