Question:
a. State briefly three reasons why computer networks are used?
b. Differentiate between simplex, half-duplex and full-duplex mode of transmission.
c. State any three disadvantages of synchronous mode of transmission.
d. Fiber optic is the new form of bounded media. In this context:
a. Explain briefly any four characteristics of a fiber optic cable.
b. State three disadvantages it has over copper wire.
e. Demonstrate your understanding of the following:
a. LAN
b. WAN