CS 3413 Data Communications, Fall 2004 Assignment 2

Due Thursday, September 23, 2004

This assignment has 10 questions.

Most of the problems are from chapters 3 and 4 of the text.


Problem 1: Problem 3.13 parts a and b only, page 89

Problem 2: Problem 3.14, page 89
Answer in dBW as in Example 3.2.

Problem 3: Problem 3.16, page 89

Problem 4: Problem 3.19, page 89

Problem 5: Problem 3.23, page 89

Problem 6: Problem 4.1, page 125

Problem 7: One hundred 300-gigabyte external disk drives are sent in a van from San Antonio to Austin. Assume that the drives are full of data and the trip takes 2 hours. What is the effective data transfer rate in bits per second? Compare this with your answer in the previous problem. Also compare it to sending the data over the internet.

Problem 8: Problem 4.2, page 125

Problem 9: Problem 4.3, page 126
Use Figure 4.3.

Problem 10: Problem 4.6, page 126