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1- What are the physical modifications required for the upgrade from copper to optical fiber? 2- Discuss the advantages and limitations of an optical fiber

1- What are the physical modifications required for the upgrade from copper to optical fiber?

2- Discuss the advantages and limitations of an optical fiber backbone.

3- Which type of optical fiber and backbone topology is the best fit for a big college which has three separated building? (Give at least three unique reasons).

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