This document discusses different types of websites and their purposes. It covers electronic commerce websites that allow buying and selling of goods online. It also mentions HTML elements which are used to structure and present content on web pages. Finally, it discusses the web development life cycle for designing and developing websites.

4. Web Site Types and PurposesElectronic commerce (e-commerce) is the buying and selling of goods and services on the Internet

8. HTML Elements

12. Web Development Life Cycle

13. Web Site Design and Development