Define the term MODEM
Define the term MODEM. What are its types name them?
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Modem: A MODEM (MOdulator DEModulator) is an electronic device which allows a computer to transmit data over telephone lines. There are two kinds of modems, namely, internal modem and external modem.
Describe One-Way Function? Also state how it can be evaluated.
1) A composite signal is composed of three sine waves. The first wave has a frequency of 1 Hz, phase shift of 0 and maximum amplitude of 5 volts; the second wave has a frequency of 1 Hz, phase shift of 180 degrees (π radians) and maximum amplitude of 2 volts, and t
Specify some of the responsibilities performed by the data link layer?
What do you mean by the term FDM? Give example.
Parity and Checksums: Noise and momentary electrical disturbances might cause data to be modified as it passes via a communications channel. When the receiver fails to notice this, the received message will be wrong, resultant in possibly severe conse
Write down some of the factors which influence the reliability of the network?
Write the three steps involved in the connection establishment between source and the destination?
Topology: Topology signifies the way in which the workstations joined to the network are interconnected.
Name the various network classes and describe its various ranges of addresses within classes of internet addresses?
Explain the difference between private and public IP?
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