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Microsoft PRO: Design & Develop Wndws Apps Using MS .NET Framework 4 Sample Questions:

1. You are analyzing a Windows client application that uses Microsoft Visual Studio 2010 and
Microsoft SQL Server 2008.
The application updates two database tables from the main user interface (UI) thread.
You need to ensure that the following requirements are met:
---
The database tables are either updated simultaneously or not updated at all.
Users are notified of the success or failure of the updates.
Users are able to perform other tasks during the update process.
What should you do?

A) Use TransactionScope in a using block on the UI thread.
Create a DependentTransaction object within the block and pass the object to the BackgroundWorkerReportProgress method.
Use the object in the ReportProgress method to create a new TransactionScope block.
B) Move the database update logic to a BackgroundWorker thread.
Ensure that the thread is enclosed in a TransactionScope using block in the BackgroundWorkerDoWork method
C) Use TransactionScope in a using block on the main thread.
Create a BackgroundWorker thread within the block.
Move the database updates to the BackgroundWorkerDoWork method.
D) Use TransactionScope in a using block on the UI thread.
Batch the database updates by setting the DbDataAdapter.UpdateBatchSize property to 2.

2. You are designing a Windows application by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
You need to use a replacement culture for the application at runtime. You also need to ensure that the information in the custom culture will be available to the application.
Which two tasks should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Register the replacement culture by using the CultureAndRegionlnfoBuilder class.
B) Register the replacement culture by using the CultureInfo class.
C) Call the Save method of the CultureAndRegionlnfoBuilder class instance.
D) Restart the process that is displaying the user interface.

3. ----
You are designing a Windows Presentation Foundation (WPF) application by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
You need to ensure that the following requirements are met:
All UI elements are labeled.
All property values are exposed.
Keyboard navigation contains tab stops for all controls.
The application functions on high contrast displays.
Which testing strategy should you recommend?

A) Stability testing
B) Usability testing
C) Accessibility testing
D) Stress testing

4. You are developing an application by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
You plan to use Microsoft Sync Framework to synchronize the data stored in a local Microsoft SQL Server Compact Edition database with the data stored in a centralized SQL Server 2008 database.
Four columns are added to each table involved in the synchronization process to track changes to the database. You add the following four columns to the database table.

Users report that the synchronization process is not always successful. You need to ensure that the application synchronizes data successfully. What should you do?

A) Option D
B) Option A
C) Option C
D) Option B

5. You are designing a Windows Presentation Foundation (WPF) application that uses .NET
Framework 4.
The WPF application will be deployed to 5,000 users worldwide.
You need to recommend an approach for identifying problems that users will experience.
Which testing methodology should you recommend?

A) Usability testing
B) Acceptance testing
C) Integration testing
D) Functional testing

Solutions: