Question: Marks 15
Question. 1 (5 Marks)
Consider an extremely noisy channel in which the value of the signal-to-noise ratio is 2000 and bandwidth is equal to 6000 Hz. Calculate channel capacity, according to Shannon Capacity formula. Provide your answer with full calculation, correct formula and correct units.

Formula
Calculation
Unit




Question. 2 (5 Marks)
Suppose a signal travels through a transmission medium with initial power 1000dB but due to some impairments it is received at the destination (about 100 Km away from the source) with power 10dB. You are required to calculate the total power loss, by following all steps in the formula with the correct unit.
Formula
Calculation
Unit

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Question. 3 (5 Marks)
Assume a well reputable company that manufactures the electronic equipments, wants to establish a small and reliable network of 40 computers for communication with each other. According to you, which transmission medium between STP and UTP will be preferred and why? Justify your answer with solid reason.