After reading this chapter, you should be able to answer the following questions:
- Who owns, manages, and pays for the Internet? (p. 608)
- How do the Internet’s networking components interact? (pp. 608–611)
- What data transmissions and protocols does the Internet use? (pp. 611–613)
- Why are IP addresses and domain names important for Internet communications?
(pp. 613–619)
- What are FTP and Telnet, and how do you use them? (pp. 619–620)
- What are HTML/XHTML and XML used for? (pp. 620–626)
- How do e-mail, instant messaging, and Voice over Internet Protocol work, and how is
information using these technologies kept secure? (pp. 626–634)
- How do businesses use the Internet to reduce computing costs? (pp. 634–635)
