For use as a primary text for courses on using the Internet, or as a supplement for computer literacy courses that cover networking or the Internet.Fully revised and updated throughout, this text explains � in non-technical language � the technology of how computers communicate, what the Internet is, how the Internet works, and what the Internet can do for people. Students connect to the material through Comer� s solid overview that focuses on the � big picture,� rather than the minute details. No background in computer networking or the Internet is assumed.