a) Performance is inversely related to delay. When you use the Internet, which of the following applications are more sensitive to delay, explain your answer. Sending an e-mail Copying a file iii. Surfing the Internet                                                                                                                                                                   b) Draw a hybrid topology with a star backbone and three ring networks.                                                                                                             c) A power of a signal is 10 watts and the power of noise is 1 microwatts. What is the SNR (signal-to-noise ratio)? ii. What is the SNR in decibel (dB)

Question 5

1. a) Performance is inversely related to delay. When you use the Internet, which of the

following applications are more sensitive to delay, explain your answer.

1. Sending an e-mail
2. Copying a file

iii. Surfing the Internet                                                       

1. b) Draw a hybrid topology with a star backbone and three ring networks.

1. c) A power of a signal is 10 watts and the power of noise is 1 microwatts.
2. What is the SNR (signal-to-noise ratio)?

ii. What is the SNR in decibel (dB)