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Q. Explain about Error Detection?
Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power over distance
For reliable communication errors should be detected and corrected
Along any transmission path from a given source to a given destination, a group of virtual circuits can be grouped together into what is known as path.
Question 1: a. What is xDSL and enumerate the benefit of such a technology? b. Name some of the typical applications of xDSL and the different types and standards of xDSL.
Q. Resolution of domain name system? - Mapping a name to an address or else an address to a name - Resolver is a DNS client used by an address to provide mapping - In re
Name the layer responsible for putting 1s and 0s into a logical group? Ans) Frames are broken down into 1s and 0s and placed onto the physical medium by the Data Lin layer.
explain Learning Bridges in deatil.
Q. Show the Traffic profiles? Constant-bit-rate traffic - ADR=PDR No MBS Variable-bit-rate traffic ADR != PDR Small MBS Bursty traffic
define protocol
Question : a) Describe the following core components of a cellular based network: i) Cell ii) MSC iii) HLR & VLR iv) PSTN b) Explain why frequency reuse is consi
Question: a) The Systems Administrator of Acme Company performs the backup of the website database file every day at 15:50. The original file location is database.sql. The Ad
A typical layer 2 switch has a number of features. Identify and explain 5 features that you think are important that you would consider in your evaluation of L2 switches offered b
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