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You are developing a Universal Windows Platform (UWP) app.
The app manipulates accounts by using a class named Account that you developed.
You need to automate tests for the debit method of the Account class.
How should you complete the code? To answer, drag the appropriate code elements to the correct targets. Each element 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.
Answer :
You are designing a Universal Windows Platform (UWP) app that will access external data sources. The data sources have the following requirements:
*The data must be stored in a relational database.
*The data sources must be stored in a public cloud.
*The app must not connect directly to the database.
*The app must access the data sources by using HTTP verbs.
You need to identify the appropriate data storage type and the appropriate method to use to access the data sources. What should you identify? Select two.
- A. Data storage type: SQL Server
- B. Data storage type: SQL Azure
- C. Data storage type: Oracle Data Provider
- D. Data storage type: XML
- E. Data access method: ASMX Services
- F. Data access method: WCF Services
- G. Data access method: OData
- H. Data access method JSON
Answer : B,G
You are developing a Universal Windows Platform (UWR) app.
While testing the app, you discover performance issues.
You need to profile the performance of the app as the app runs.
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.
Answer :
You are developing a cross-platform app by using Microsoft Visual Studio 2015. The app will be available to Windows, Android, and iOS devices.
You need to gather usage telemetry for the app across all three platforms.
What should you use?
- A. Code Coverage
- B. Diagnostic Tools
- C. IntelliTrace
- D. Application Insights
Answer : D
You are developing a Universal Windows Platform (UWP) app. All of the code sources are hosted in GitHub.
You need to create a new branch in GitHub.
What commands should you run? To answer, drag the appropriate values to the correct targets. Each value 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.
Answer :
Your company has a private GitHub repository.
A new developer needs to make a change to a project in the repository.
What should the developer do first?
- A. Create a new local branch of the repository.
- B. Create a new remote branch of the repository.
- C. Commit the remote repository.
- D. Clone the repository locally.
Answer : D
You are developing a Universal Windows Platform (UWP) app. The application architecture uses the Model-View-ViewModel (MVVM) pattern.
You are designing a form to add new contacts to the app. The form contains an input field named LastName and a Save button.
You need to ensure that when LastName is empty, the Save button is disabled.
What should you use?
- A. On the Save button, change the IsDefaulted property and the IsDefault property.
- B. Use an InputType enumeration that has a Command member.
- C. Use a CommandBinding object that contains a CanExecute event.
- D. On the Save button, change the IsSealed value.
Answer : C
You are developing a Universal Windows Platform (UWP) app.
You need to ensure that the app can respond to speech.
How should you complete the code? To answer, drag the appropriate code elements to the correct targets. Each element 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.
Answer :
You are developing a Universal Windows Platform (UWP) app that will retrieve data from a
Microsoft Azure SQL Database. The app will be used by multiple users simultaneously.
You need to ensure that the app can use optimistic concurrency.
What should you do?
- A. Add a column named TimeStamp that contains the last date the row was modified.
- B. When data is accessed, set the transaction isolation level to ReadCommitted.
- C. When data is accessed, set the transaction isolation level to ReadUncommitted.
- D. Add a column of the Boolean type named Lock that will be set to true when a user readsthe row.
Answer : A
You are developing an app in Microsoft Visual Studio 2015. The source code is stored in a team project in Visual Studio Online. Visual Studio Online is configured to use Team
Foundation version control. The team project is configured to use a Builds check-in policy.
After you make some changes to the code, the project fails to build because of code errors.
You need to provide another developer with the ability to review the code changes.
Which four 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.
Answer :
You are developing a Universal Windows Platform (UWP) app.
You need to implement remote debugging of the app on a tablet device.
What should you run on the tablet?
- A. windbg.exe
- B. msvsmon.exe
- C. al.exe
- D. msbuild.exe
Answer : A
You are developing a Universal Windows Platform (UWP) app that will retrieve data from a
Microsoft Azure SQL Database. The app will be used by multiple users simultaneously.
You need to ensure that the app can use optimistic concurrency.
What should you do?
- A. When data is accessed, set the transaction isolation level to Serializable.
- B. Add a column of the integer type named Lock that will be set to 1 when a user reads the row.
- C. When data is accessed, set the transaction isolation level to ReadUncommitted.
- D. Add a column named Version that contains a version number that will be incremented when a row is updated.
Answer : D
You are developing a Universal Windows Platform (UWP) app.
The app has a custom class named Auditing that is used to track actions that users perform in the app. You implement auditing for many methods throughout the app.
You need to configure the auditing process to meet the following requirements:
You must use a custom attribute to disable auditing for specific methods during automated testing of the app. During the automated testing, you must redirect auditing output.
What should you do?
- A. Refactor the Auditing class by using the Observer pattern.
- B. Create a new audit interface and implement two different versions of the Auditing class.
- C. Refactor the Auditing class by using the Decorator pattern.
- D. Create a new audit interface and implement different versions of the Auditing class for every method that uses the Auditing class.
Answer : A
You are developing a Universal Windows Platform (UWP) app that will be published to the
Microsoft Store.
The app will contain the following method.
JavaScript in the app will call the method.
You need to implement the method.
What should you do first?
- A. Create a Windows Runtime Component project.
- B. Add a class file to the project.
- C. Create a portable class project.
- D. Add the method to the App.xaml.cs file.
Answer : A
You are developing a Universal Windows Platform (UWP) app named App1.
App1 can be started by using Cortana. To start the app, users must be able to say App1 play my music" or "App1 play music".
You need to write the Voice Command Definition (VCD) file to meet the requirement.
How should you complete the code? T answer, drag the appropriate code elements to the correct targets. Each element 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.
Answer :
