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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.
A network in which there is multiple network links among computers to provide multiple paths for data to travel.
Ans) UDP TCP SPX
Thicknet Characteristics It Supports transmission rates up to 10 Mbps in Baseband mode Less expensive in comparison of fiber-optic cable however more expensive than ot
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Write the Generic Name of the OSI Layer a) The figures below illustrate, side by side, the OSI 7-layer reference model and the Internet protocol stack. Inside each box represen
Single Program Multiple Date A common style of writing data parallel programs for MIMD computers is SPMD (single program, multiple data): all the processors implement the same
Can you define tunneling?
Message Passing The PVM communication model gives asynchronous blocking receive, asynchronous blocking send and nonblocking receive functions. In our methodology, a blocking se
Programming Based on Message Passing As we know, the programming model based on message passing uses high level programming languages like C/C++ along with a number of message
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