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Question:
(a) What do you meant by the term ‘LAN'? How is a LAN different from a WAN?
(b) Explain three types of cables which are commonly used with LANs.
(c) Three common networking topologies are the Star, the Ring and the Linear Bus. Provide one advantage and one disadvantage of each of the above topologies.
(d) The program specification phase of the programming process defines five tasks. List four of them.
(e) (a) Describe the meaning of the following terms :
Provide examples of these fields in business and everyday life.
What are the concerns of the Physical Layer? Physical layer coordinates the functions needed to transmit a bit stream over a physical medium. a. Physical characteristics of in
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Q. Show the Character-level Encryption? - Substitutional - Monoalphabetic - simplest form; also called Caesar cipher - Every character is replaced with another character
Tree interconnection network Tree interconnection network(TIN)), processors are organized in a whole binary tree pattern.
Explain the different symmetric algorithms?
ATM can give customers with virtual circuits that seem traditional leased digital circuits. Such permanent virtual circuits (PVC) fixed as the customer pay the periodic fee for its
What are instance variables? Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are au
Connection Oriented Transport TCP In addition to providing reliable communication transmission control protocols effects errors control flow control and resequencing of
Q. Define the Backbone Networks? Backbone Networks - Allows several LANs to be connected - Non of station is directly connected to the backbone - Stations are part
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