Need 7,8 Q4: What is the total delay (latency) for a frame of size 6 million bits that is being sent on a link with 5routers each having a queuing time of 5 us and a processing time of 2 us. The length of the link is 3000Km. The speed of light inside the link is 2 x 10^8 m/s. The link has a bandwidth of 10 Mbps. Whichcomponent of the total delay is dominant? Which one is negligible?Q5: A periodic signal has a bandwidth of 20 Hz. The highest frequency is 60 Hz. What is the lowestfrequency? Draw the spectrum if the signal contains all frequencies of the same amplitude.Q6: Discuss Data Rate Limits and its factors.Q7: Discuss the difference between Attenuation and Distortion.Q8: A signal with 200 milliwatts power passes through 10 devices, each with an average noise of 2microwatts. What is the SNR? What is the SNRdB?Q9: What is the bit rate for each of the following signals?a. A signal in which 1 bit lasts 0.001 sb. A signal in which 1 bit lasts 2 msc. A signal in which 10 bits last 20 µsQ10: Between a high SNR and a low SNR, which one is more desirable? Explain the reason.

To find solution Q7 qnd Q8 Q7: Difference between Attenuation and Distortion Q8: To find SNR and…

Q7: Discuss the difference between Attenuation and Distortion. Q8: A signal with 200 milliwatts power passes through 10 devices, each with an average noise of 2 microwatts. What is the SNR? What is the SNRdB?

Q7: Discuss the difference between Attenuation and Distortion. Q8: A signal with 200 milliwatts power passes through 10 devices, each with an average noise of 2 microwatts. What is the SNR? What is the SNRdB?

Operations Research : Applications and Algorithms

4th Edition

ISBN:9780534380588

Author:Wayne L. Winston

Publisher:Wayne L. Winston

Chapter20: Queuing Theory

Section20.10: Exponential Queues In Series And Open Queuing Networks

Problem 8P

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Question

Need 7,8

Q4: What is the total delay (latency) for a frame of size 6 million bits that is being sent on a link with 5
routers each having a queuing time of 5 us and a processing time of 2 us. The length of the link is 3000
Km. The speed of light inside the link is 2 x 10^8 m/s. The link has a bandwidth of 10 Mbps. Which
component of the total delay is dominant? Which one is negligible?
Q5: A periodic signal has a bandwidth of 20 Hz. The highest frequency is 60 Hz. What is the lowest
frequency? Draw the spectrum if the signal contains all frequencies of the same amplitude.
Q6: Discuss Data Rate Limits and its factors.
Q7: Discuss the difference between Attenuation and Distortion.
Q8: A signal with 200 milliwatts power passes through 10 devices, each with an average noise of 2
microwatts. What is the SNR? What is the SNRdB?
Q9: What is the bit rate for each of the following signals?
a. A signal in which 1 bit lasts 0.001 s
b. A signal in which 1 bit lasts 2 ms
c. A signal in which 10 bits last 20 µs
Q10: Between a high SNR and a low SNR, which one is more desirable? Explain the reason.

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