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...Topics networking basics need for computer networks types of lan man wan network components h w software communication channels devices topologies introduction a is collection independent computers which are connected together to share information and resources in addition also consists peripheral data with transmission media used the purpose exchanging programs bandwidth refers maximum volume that can be transferred over any medium based on geographical area covered by classified as follows local connects room building or campus called metropolitan typically covers an between kms wide it system interconnecting many large such cities states countries even whole world hardware physical through signals transmitted two commonly cables wired tm connect coaxial fiber optic...