When two or more computers are connected …
□ When two or more computers are connected together so they can communicate with one another, they form a network. The largest computer network in the world in the Internet.
□ The Internet has a number of different services such as e-mail, Gopher, ftp, telnet, and Usenet news groups, but by far the most popular is the World Wide Web, or the Web.
□ The Web is a series of interconnected documents stored on a computer somewhere called a site or web site.
□ When you use your computer and a software program called a browser to visit a site on the web, your screen displays a document called a home page.
□ Web pages have highlighted words, buttons, or pictures that are hypertext links or links containing the address of another document. When you click a link you jump to that address.
□ HTTP (Hypertext Transfer Protocol) is the protocol used by the Web.
□ HTML (Hypertext Markup Language) is the language used to format Web pages.
□ Large companies usually have a person called a webmaster in charge of their site.
□ To use the World Wide Web you need to be connected to the Internet through a service provider(a company with a high-speed direct connection to the Internet.
□ Organizations needing a permanent Web presence are directly connected to the Internet through a service called a presence provider.
□ Individuals who need just temporary access to the web use dial-up access. This can be gained using a modem or other device to connect to an access provider.
□ To connect to the Internet over the telephone line, you need a phone connection that uses Serial Line Internet Protocol (SLIP) or Point-to-Point Protocol (PPP).
□ Direct service providers, such as AT&T, give you a connection to the Internet and storage space on their computers so you can use e-mail and transfer files.
□ Commercial on-line services such as Compu-Serve, America On-Line, or Microsoft Network can also connect you to the Internet. In addition, they also give you access to their own on-line service and e-mail.
□ URLs (Uniform Resource Locators) are addresses of pages on the Web. URLs list a protocol (http), a domain name (), and/or sometimes the name of a folder and document (/new/index.html).
□ Search engines on the Web let you look up information using key words that might be in the document you want to find.
□ The index of words in a search engine is compiled by a software program called a spider, wanderer, or robot that wanders the web looking for documents.
□ Movies, sound and animations are sometimes sent slowly because the Internet lacks sufficient bandwidth.
□ Software called helper applications or plug-ins enhances a browser's capabilities.
□ The Web offers radio broadcasts, phone service and multimedia. Television and video are still primitive because of a lack of sufficient bandwidth.
1. T F The largest network in the world is the one called the Internet.
2. T F The most popular Internet service is the World Wide Web.
3. T F The Internet and the World Wide Web are two names for exactly the same thing.
4. T F To make a connection to the Internet over phone lines, you use what's called dial-up access.
5. T F Commercial on-line services such as CompuServe, America On-Line, or Microsoft Network don't give you access to the Internet.
6. T F Once you have clicked to display a new page, you can't back up to the page you jumped off from.
7. T F The term surfing refers to the way you click links to move from site to site.
8. T F Multimedia is slow over the web because your connection doesn't have enough bandwidth.
9. T F Streaming refers to playing a movie or sound file before all of it has been transferred to your computer.
10. T F You can hold a phone conversation over the Web.
11. T F A number of television networks are already broadcasting live shows over the Web.
12. T F To run any multimedia on the Web, the presentation must be transferred to your system and played there.
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