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Question 1:
(a) Explain what is meant by circuit switching?
Give its main shortcoming and explain its relevance in telephone systems.
(b) Outline the differences between Circuit and Packet switching.
(c) What are the different transmission states? Explain.
Question 2:
(a) Compare Caching and Remote Services.
(b) What is a worm?
Give a brief explanation about the Morris Internet Worm.
(c) Write a short note on program threats.
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Describe DHCP concept
Demarcation is the point in which responsibility changes hands.
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how signals are transmitted in telecommunications
Q. Show the Importance of Security? The Internet presents enormous business opportunities. The Internet is open to public, vulnerable to various attacks. One of the major
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