Which access method is used in Token Ring?

A.
Token passing

B.
Full duplex

C.
CSMA / CA (Carrier Sense Multiple Access / Collision Avoidance)

D.
CSMA / CD (Carrier Sense Multiple Access / Collision Detection)

Explanation:
Token passing occurs in Token Bus and Token Ring.
Incorrect Answers:

B: Full duplex describes a transmission characteristic in which data can be transmitted in both
directs simultaneously. This is not an access method.
C: Ethernet uses CSMA / CD (Carrier Sense Multiple Access / Collision Detection).
D: Wireless LAN uses CSMA / CA (Carrier Sense Multiple Access / Collision
Avoidance).Reference:David Groth and Dan Newland, A+ Complete Study Guide (2nd Edition),
Sybex, Alameda CA, 2002, pp. 331-332.David Groth and Toby Skandier, Network+ Study Guide
(4th Edition), Sybex, Alameda CA, 2005, p. 63-66.