The World Wide Web
Downloading
_The process of a computer receiving information
_Depending upon connection speed, downloading can take from a few seconds to several minutes
Web Address
_A Web page has a unique address, called a URL (Uniform Resource Locator) or Web address
- A web server delivers the Web page to your computer
Navigating Web Pages
Hyperlink (link)
- Built-in connection to another related Web page location
- Item found elsewhere on same Web page
- Different Web page at same Web site
- Web page at a different Web site
-Some people use the phrase, surfing the Web, to refer to the activity of using links to explore the Web
Helping to recognize the links
-Pointer changes to a small hand when you point to a link
-A link can be text or an image
-Text links are usually underlined and in a different color
Searching for Information on the Web
Search engine
-Program used to find Web sites and Web pages by entering
words or phrases called search text (also called a key word)
Subject directory
-Search tool with organized set of categories and subcategories
-Lets you find information by clicking links rather than entering keywords
A hit
-Any Web site name that is listed as the result of a search
Types of Web Sites
Portal
-A Web site that offers a variety of services from one, convenient location, usually for free
-Searching, news, sports and weather, Web publishing, reference tools, stock quotes, maps, shopping, e-mail, and online communities (Web sites that join people with similar interests
News
Information
Business/Marketing
-Contains content that promotes products or services
-Allows you to purchase products or services online
Advocacy
Educational
-Offers avenues for formal and informal teaching and learning
-Learn how airplanes fly or how to cook a meal
-Some colleges offer online classes and degrees
Entertainment
-Offers an interactive and engaging environment featuring music, videos, sports, games, ongoing Web episodes, sweepstakes, chats, and more
