In the _______ method, the primary device controls the link; the secondary devices follow its instructions.
A)reservation
B)polling
C)token passing
D)none of the above

Question

Quizplus · Accepted Answer

In the polling method, the primary device (also known as the master or controller) controls the communication link by sequentially polling each secondary device (or slave) to determine if it needs to communicate. The secondary devices can only respond when they are polled by the primary device, thus following its instructions.

In the _______ Method, the Primary Device Controls the Link;