Which of the following technologies is used on cellular networks?

A.
Ethernet

B.
CDMA

C.
CSMA/CA

D.
POTS

Explanation:
CDMA is an example of multiple access, which is where several transmitters can
send information simultaneously over a single communication channel. This allows several users
to share a band of frequencies (see bandwidth). To permit this to be achieved without undue
interference between the users CDMA employs spread-spectrum technology and a special coding
scheme