Microsoft Exam 70-357 Topic 5 Question 2 Discussion

Actual exam question for Microsoft's 70-357 exam

Question #: 2
Topic #: 5

You are developing a Universal Windows Platform (UWP) app.

You need to provide a solution that moves the scroll bars of the ScrollViewer when a user rotates the mouse wheel.

Which two actions should you perform? Each correct answer presents part of the solution.

AEvaluate the CurrentPoint.Properties.MouseWheelDelta property of the PointerEvenArgs object. Call the ChangeView() method of the ScrollViewer.

BUpdate the XAML of the ScrollViewer to include the PointerWheelChanged event with a new event handler. Evaluate the Pointer.IsInRange property of the PointerRoutedEventArgs object within the event handler. Call the ChangeView() method of the ScrollViewer.

CAdd an event handler to the PointerRoutedAway event for the current window.

DEvaluate the CurrentPoint.Properties.IsHorizontalMouseWheel property of the PointerEventArgs object. Call the ChangeView() method of the ScrollViewer.

EAdd an event handler to the PointerWheelChanged event for the current window.

Show Suggested Answer

Suggested Answer: C, D

The PointerRoutedAway event occurs on the process receiving input when the pointer input is routed to another process.

by Kasandra at May 04, 2022, 04:55 AM

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