Write the Answer of the following Questions:
Review Questions
(a) What is Data transmission?
(b) State the methods of data transmission on a network.
(c) State the factors to be considered while selecting a data transmission system.
Define the following terms:
•Modem.
•Acoustic coupler.
•Multiplexer.
•What is the purpose of a Modem, and where would a modem be used.
•Explain the term ‘Distributed system'.