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Question:
(a) With the help of a diagram, describe a typical DNS system.
(b) Using signal sequence or state transition diagrams, illustrate the following scenarios:
i. TCP connection set-up ii. Cumulative Acknowledgement (Given that Seq = 152, Data=8 bytes and 16 bytes) iii. Termination of a connection
(c) Describe the mechanism that is used to perform flow control in TCP.
(d) State the 3 major entities that consists the Electronic Mail system.
(e) For the network below (link costs shown), use the Link State algorithm (Dijkstra) to calculate the least cost route from C to all other nodes.
Define Character Stuffing? In byte stuffing (or character stuffing), a particular byte is added to the data section of the frame when there is a character with the same pattern
Source quench is the process where the destination router, or end internetworking device will "quench" the date from the "source", or the source router. This usually occurs when th
Mesh : This is two dimensional networks. In this all processing elements are organised in a two dimensional grid. The processor in the row i and column j are indicated by PE i .
Error Detection-- CRC Powerful error detection system Rather than addition, binary division is utilized A series of redundant bits called "CRC" or else "CRC remai
What is the use of a default gateway? Default gateways give means for the local networks to connect to the external network. The default gateway for connecting to the external
Q. What do you understand by OSI? Ans: The Open System Interconnection (OSI) reference model illustrates how information from a software application in one computer goes throug
can we solve the problem using bounded buffer space if the propagation delay is arbitrarily large ?
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
Multistation Access Unit (MAU) Combines individual automatic switches May perhaps daisy chain to support more stations
Explain about the Browser A program that allows the user to access and read information on the World Wide Web. Netscape® Navigator and Microsoft Explorer® are the best known
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