You create an inventory management app for tablets. The app uses a peripheral barcode
scanner device.
You need to activate the barcode scanner,
Which class and method should you use?
A.
Option A
B.
Option B
C.
Option C
D.
Option D
Explanation:
Reference:
http://msdn.microsoft.com/enus/data/windows.devices.pointofservice.barcodescanner.getdefaultasync