VB.Net by API/System.Media/SystemSounds
SystemSounds.Exclamation
  
Option Strict On
Imports System.Media
Public Module PlaySound
   Public Sub Main()
      My.ruputer.Audio.PlaySystemSound(SystemSounds.Exclamation)
   End Sub
End Module  
Option Strict On
Imports System.Media
Public Module PlaySound
   Public Sub Main()
      My.ruputer.Audio.PlaySystemSound(SystemSounds.Exclamation)
   End Sub
End Module