Question:
(a) Explain how a Token Ring networks allows sharing of bandwidth (access control).
(b) (i) CSMA/CD is not appropriate for wireless communication. Explain why.
(ii) Multiple Access with Collision Avoidance (MACA) is typically used for wireless Local area networks. With the help of a diagram describe how MACA works efficiently for wireless networks.
(c) Draw a diagram to show the seven layers of the OSI model.