EXERCISE 11.1 UPGRADING A DEVICE DRIVER . . . . 399EXERCISE 11.1 UPGRA...

2. D. CSMA/CA stands for Carrier Sense Multiple Access/Collision Avoidance and is used

as an access method for wireless LANs to share the communication medium, which is the

air. CSMA/CD is Carrier Sense Multiple Access Collision/Detection Avoidance and is used

with Ethernet networks. FHSS and HR/DSSS are spread spectrum technologies used with

some standards or amendments. CSMA/DSSS does not exist. For more information, see

Chapter 5.