1. What is/are TCP/IP? Why are they of sort of “cosmic” importance to our ability to seamlessly use the Internet?
2. What is packet switching, and why is it as important, in a different way, than TCP/IP?
3. Describe the differences between the Internet, an intranet and the extranet. How do common protocols makes these possible? Thought: when you visit Amazon (or anything else), are you on an intranet or an extranet?
4. How are your computers, tablets, mobile phones, web browsers and applications (apps) all examples of the client/server model?