Copyright Goodheart-Willcox Co., Inc. Chapter 13 Internet and the World Wide Web 549 2. The web browser transmits that to its WWW program on the host server. 3. The HTTP protocol locates the document specifi ed by the URL and requests its delivery to the host. 4. If necessary, the document is delivered via TCP/IP packets to the host. 5. If the fi le name extension is not .html, additional processing must take place at the host, and the fi le is sent to the appropriate preprocessor for translation into an HTML fi le. 6. The host delivers the HTML document to the requesting computer using HTTP. 7. The web browser determines how the document should be formatted and displays it. Section Review Section Review 13.2 Check Your Understanding 1. What are four basic design principles that should be applied to the design of a website? 2. In HTML, what are used to tell browsers how to format or display a web page? 3. What is the order of the cascade for CSS? 4. What does validation do for a web page? 5. What is required to add database support to a web page? IC3 Certification Practice The following question is a sample of the types of questions presented on the IC3 exam. 1. A server is a: A. specialized computer. B. conductive wireframe. C. set of ports to the Internet. D. client machine. Build Your Vocabulary As you progress through this course, develop a personal IT glossary. This will help you build your vocabulary and prepare you for a career. Write a definition for each of the following terms and add it to your IT glossary. alignment cascading style sheet (CSS) contrast external style inline style internal style JavaScript PHP hypertext preprocessor proximity repetition semantic tag tag validation