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Net work Topolegy, Whatis Topolog, Ans he physicalarrangement.of Computer, Systen.nade, which isconnected, via, to each other, called topology.-, Communication.., medium, is, Bus.topelogyaghiskopology., area. Neiwork.One long - cable, Single communication, devicest., is used, in local, acts., as., channel andall.the, Connectedto the cable., are-, Advanages 0 Easy to add fremove nodes., jA a, network, Required only cable., less, It is, expensive, Which, It is., broad cast, are connected, the messages to each_device, -through the cable, easy, of, any, Lno.effect, to maintain., Computer failure, these will, „on other devices., JA Case, be, Star to pology nstar to odoall nodes are, Connected, HUB: And the Sharing of data is only, possible, Advantage O-9Łbroad cast the, 9t is less-, Fasy. to, rest of thenetwork, with, centraldevice called, al, through, HUB.", messages., expensive.due to less cable-, connectn affecting, new.nodes without, O of, one. node failed, thenitould, be, failure, of entirenetwark