Chapter 6 Learning Objectives

SECTION A

After reading Section A, you should be able to:

• explain the difference between the Web and the Internet
• discuss how the term “hypertext” relates to the Web
• define the term “HTML”
• explain how HTML tags are used in an HTML document
• list four groups used to categorize HTML tags
• name three browsers currently available
• describe the function of a plug-in
• explain the purpose of HTTP
• describe how HTTP, HTML, Web servers, and browsers work to help you surf the Web
• provide three examples of how a Web site might use a cookie

SECTION B

After reading Section B, you should be able to:

• describe three methods that can be used to create a Web page
• identify the elements that comprise a Web page
• explain the importance of a style sheet
• describe how graphics can be incorporated into a Web page
• list three commonly used graphics formats
• explain how a link works
• describe the purpose of each of the following types of links: internal, external, e-mail, and anchor
• explain how “hot spots” work
• discuss the importance of tables in Web pages
• outline the steps required to post your Web page on the Internet

SECTION C

After reading Section C, you should be able to:

• compare and contrast HTML with DHTML
• describe how DHTML, XML, XSL, and XHTML are used to enhance Web pages
• discuss the importance of scripting languages in Web page development
• -explain the difference between a client-side script and a server-side script
• describe possible causes of a scripting error
• explain the purpose of a Java applet
• differentiate between Java applets and JavaScript
• define the term “ActiveX control”
• describe the differences between ActiveX controls and Java applets
• explain the purpose of a digital certificate

SECTION D

After reading Section D, you should be able to:

• define the term “e-commerce”
• list four examples of digital products available at e-commerce sites
• provide an example of each of the following e-commerce models: business-to-consumer, consumer-to-consumer, business-to-business, and business-to-government
• outline two ways in which cookies work with online shopping carts
• define the term “sniffer”
• explain how SSL and S-HTTP technologies can be used to protect the data in HTTP messages
• describe three common threats to credit card security in an online transaction
• list some ways of safeguarding sensitive data during e-commerce transactions
• explain the purpose of an electronic wallet
• describe the steps you would take to use a person-to-person payment service