Exit demo 70-484 Essentials of Developing Windows Store Apps using C# PDF format · free preview

Microsoft 70-484 - Questions & Answers

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Question 1
Single choice

You need to ensure that launching the app displays the required information.

From which ApplicationExecutionState enumeration should you configure the user interface state?

A.

ClosedByUser

B.

Suspended

C.

NotRunning

D.

Running

E.

Terminated

Question 2
Single choice

You need to choose the appropriate data binding strategy for the image list box.

Which method should you use?

A.

System.Drawing.ImageConverter.ConvertToString()

B.

IValueConverter.ConvertBack()

C.

IValueConverter.Convert()

D.

System.Drawing. ImageConverter-ConvertFromStrin()

Question 3
Single choice

You need to configure toast notifications for the photo competition.

Which code segment should you use?

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 4
Multiple choice

You need to ensure that only the correct information is preserved when the user switches to another app.

Which actions should you perform? (Each correct answer presents part of the solution. Choose all that apply.)

A.

Save application state by calling the SaveDataToRoamingStorage() method,

B.

Save photographs by calling the SaveDataToLocalStorage() method.

C.

Save photographs by calling the SaveDataToWebService() method.

D.

save application state by calling the SaveDataToLocalStorage() method.

Question 5
Multiple choice

You need to ensure that the app resumes according to the requirements.

Which actions should you perform? (Each correct answer presents part of the solution. Choose all that apply.)

A.

Retrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method in the App_Resuming event handler.

B.

update the user interface by using the Window.Current.Dispatcher.Invoke() method in the App_Resuming event handler.

C.

Override the OnLaunched event handler.

D.

Retrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method in the OnLaunched event handler when the ActivationKind is Launch.

E.

Update the user interface by using the Window.Current.Dispatcher.Invoke() method in the OnLaunched event handler when the ActivationKind is Launch.

F.

Register the App_Resuming event handler for the Resuming event.

Question 6
Single choice

You need to choose the appropriate data binding strategy for the image list box.

Which method should you use?

A.

System.Drawing.ImageConverter.ConvertTo(value, typeof(Image))

B.

IValueConverter.Convert()

C.

System.Drawing.ImageConverter.ConvertFrom(value, typeof(Image), CultureInfo.CurrentUICulture)

D.

IValueConverter.ConvertBack ()

Question 7
Single choice

A photo competition is ending.

You need to meet the requirements when a user clicks the toast notification.

Which code segment should you use?

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 8
Single choice

You need to identify the class to use as the data context for the image list box.

Which class should you use?

A.

System. Collections.Object Model. CollectionObserver<T>

B.

System.Collections.ObjectModel.ObservableCollection<T>

C.

System.Collections.Generic.IEnumerator<T>

D.

System.Collections.Generic.IEnumerable<T>

Question 9
Multiple choice

You need to correctly display notifications on the app tile.

Which code segments should you insert at line AX24? (Each correct answer presents part of the solution. Choose all that apply.)

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 10
Single choice

You need to ensure that resuming the app displays the required information.

From which ApplicationExecutionState enumeration should you configure the user interface state?

A.

Terminated

B.

NotRunninq

C.

Suspended

D.

Running

E.

ClosedByUser

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