In Bluetooth,a master can have up to ________ slaves at any moment.
D)none of the above
At the beginning of a telephone call placed through a Bluetooth headset with the Hands-Free Profile,which device is initially the master?
A)the Bluetooth phone
B)the Bluetooth headset
C)Both are simultaneously masters and slaves.
Two Bluetooth devices will peer ________.
A)the first time they connect
B)every time they connect
D)after they have first bonded
Two devices exchange information about the profiles they support during ________.
C)both A and B
D)neither A nor B