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Question:
(a) (i) Distinguish between Physical topology and Logical topology.
(ii) Explain the following statement with the help of a diagram: "A star topology can have a logical bus topology".
(b) For each of the following pairs of networking terms, explain each term, and then clearly indicate the key distinction(s) between them, if any.
(i) LAN and WAN (ii) Intranet and Extranet
(c) Explain clearly why in UTP or STP the pair of wires are twisted?
(d) List three advantages and two disadvantages of using Fiber Optic as transmission media.
Q Illustrate Unipolar line coding? - Simplest method is inexpensive - Utilizes only one voltage level - Polarity is habitually assigned to binary 1 a 0 is represented by
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(i) Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. a) Calculate the efficiency of stop-and-wait ARQ in
Explain about star topology This topology, obviously, needs a great deal of cabling. This design gives an excellent platform for reconfiguration and trouble-shooting. Changes t
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data network design with live examples
Configure Router1. From Host1, connect to the console of Router 1 and establish a console session. Directions for creating a console connection using HyperTerminal are in Appen
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