Microsoft
70-511 · Question #18
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You want to add an audio player that plays .wav or .mp3 files when the user clicks a button. You…
The correct answer is B. Write the following code segment in the button onclick event. See the full explanation below for the reasoning.
Question
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You want to add an audio player that plays .wav or .mp3 files when the user clicks a button. You plan to store the name of the file to a variable named SoundFilePath. You need to ensure that when a user clicks the button, the file provided by SoundFilePath plays. What should you do?
Options
- AWrite the following code segment in the button onclick event.
- BWrite the following code segment in the button onclick event.
- CUse the following code segment from the PlaySound() Win32 API function and call the
- DReference the Microsoft.DirectX Dynamic Link Libraries.
How the community answered
(45 responses)- A4% (2)
- B76% (34)
- C13% (6)
- D7% (3)
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