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Two common file formats for graphical images on the Web are JPEG (Joint Photographic Experts Group) and GIF (Graphics Interchange Format), which use compression techniques to reduce the size of graphics files and thus speed downloading.
The Internet is defined, and the history of the Internet is detailed.The Internet is a worldwide collection of networks that links millions of businesses, government offices, educational institutions, and individuals.Data is transferred over the Internet using servers, which are computers that manage network resources and provide centralized storage areas, and clients, which are computers that can access the contents of the storage areas. Each computer or device on a communications line has a numeric address called an IP (Internet protocol) address, the text version of which is called a domain name.A wireless service provider (WSP) provides wireless Internet access to users with wireless modems or Web-enabled handheld computers or devices.Employees and students often connect to the Internet through a business or school network that connects to a service provider.You discover how the Internet works and learn about Internet service providers and online services, connecting to the Internet, how data travels the Internet, and Internet addresses.
The World Wide Web, search engines, and multimedia on the Web are explained.
Every time you specify a domain name, a DNS (domain name system) server translates the domain name into its associated IP address, so data can route to the correct computer.
You can access the Internet through an Internet service provider, an online service provider, or a wireless service provider.
A personal Web page is maintained by a private individual who normally is not associated with any organization.
A graphic is a digital representation of information such as a drawing, chart, or photograph.
An Internet service provider (ISP) provides temporary Internet connections to individuals and companies.