1. The web has been an enabler of new business methods. What does "enabler" mean in this context? Give an example of a business activity that is enabled by the web and that would not be possible without the web.

2. What is HTML, and why is it needed to use the web? What is HTML5 and how does it differ from previous versions?

3. What is XML? How is it different from HTML, and what purpose does it fulfill in web commerce?

4. What is the relationship between a domain name and an IP address?

5. When you visit a website and click a Download button, you activate software that adheres to a certain protocol. What protocol is that?

6. What is instant messaging (IM), and how can it support business operations? Which technology does IM replace or augment in online retailing?

7. What is blogging, and what potential does it have for businesses?

8. What is podcasting, and how is it different from radio broadcasting?

9. In the context of the web, what is a cookie? What is the benefit of cookies for online shoppers? What is the risk?

10. What is an intranet, and what purposes does it serve?

11. What is an extranet, and what purpose does it serve?

12. When contracting with a web hosting company, what is the difference between a shared server and a dedicated server?

13. When selecting a web hosting company, one of the important factors to consider is uptime ratio. What is it, and why is it important?

14. What does "unique monthly visitors" mean in online lingo? Who uses this metric and for what purpose?

15. What is phishing? How do people get "phished"?