1. Explain how headers are added and removed as data passes through a layered protocol stack.
2. Assume that one hundred million new computers are added to the Internet each year. If computers are added at a uniform rate, how much time elapses between two successive additions?
3. What shift in Internet use occurred when the World Wide Web first appeared?
1. List the steps in the transition in graphics presentation from the early Internet to the current Internet.
2. What impact is Internet technology having on the cable television industry?
3. Describe the evolution in audio that has occurred in the Internet.
4. Why is the switch from wired Internet access to wireless Internet access significant?