(a) What are the problems that transmission lines suffer from? Briefly describe any one of them. (b) List the factors that affect the performance of…

(a) What are the problems that transmission lines suffer from? Briefly describe any one of them.

(b) List the factors that affect the performance of a network.

(c) Illustrate a communication model in simplified form.

(d) What do you mean by network protocol? Compare TCP/IP protocol suite and OSI reference model.

From the BPSC Sub-Assistant Maintenance Engineer 2020 – Written exam, question 3 of 6.

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