Lesson 8

This module gave you a fundamental understanding of the five layers of the Web Interaction Model. By understanding the dynamics of each component of Web interaction, you will be able to make effective planning decisions for developing a Web site. The specifics of these decisions will be explored in the remaining modules in this course.
You should now be able to:

1. Explain the setup and purpose of the Internet, intranets, and extranets
2. Explain TCP, IP, HTTP, and FTP protocols
3. Explain how Web resources are transmitted across the Internet
4. Describe components of the hardware layer
5. Use the Web Interaction Model to explain how resources are requested and received via the Web
6. Explain how the Web-based business applications are supported by the Web Interaction Model

In this module, you were introduced to the following glossary terms:

1. Connectivity
2. Dedicated connection
3. Dial-up connection
4. Firewall
5. Hubs
6. Internet backbone
7. Internet Service Provider (ISP)
8. LAN (local area network)
9. Modem
10. NIC (Network Interface Card)
11. Pipeline
12. Routers

In the next module, you will learn about a useful design model that describes the various responsibilities and steps for planning your Web site.