Q1. Write down the principle which was applied to arrive at seven layers in the OSI model?
Q2. Write detail notes on the NIC card.
Q3. Illustrate the factors which influences in transmitting bits over the given medium?
Q4. Describe the Global System for Mobile Communications?
Q5. What do you mean by Pulse-Amplitude Modulation? Write down their demerits?
Q6. Explain how congestion is controlled in the TCP?
Q7. Illustrate the various threats which can occur in a network?