Computer-Networks
December 5, 2023
Question 561 – DMA
December 5, 2023
Computer-Networks
December 5, 2023
Question 561 – DMA
December 5, 2023

Access-Control-Methods

Question 6
In a token ring network the transmission speed is 107 bps and the propagation speed is 200 meters/ μs. The 1-bit delay in this network is equivalent to:
A
500 meters of cable
B
200 meters of cable
C
20 meters of cable
D
50 meters of cable
Question 6 Explanation: 
Tt = L / B => 1/ 107 = 0.1 microsec
Given Tp = 200 m / microsec
In, 1 microsec it covers 200m
Therefore, in 0.1 microsec it is 200 * 0.1 = 20 meters
Correct Answer: C
Question 6 Explanation: 
Tt = L / B => 1/ 107 = 0.1 microsec
Given Tp = 200 m / microsec
In, 1 microsec it covers 200m
Therefore, in 0.1 microsec it is 200 * 0.1 = 20 meters

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