Discovering Computers 2011
Chapter 2 Checkpoint
1. Three different types of broadband Internet service are cable, DSL, and fiber. Cable Internet service provides high-speed Internet access through the cable television network via a cable modem. DSL provides high-speed Internet connections using regular copper telephone lines. Fiber to the Premises uses fiber-optic cable to provide high-speed Internet access to home and business users. The difference between a regional ISP and a national ISP is that a regional ISP provides Internet access to a specific geographic area while the national ISP is a business that provides Internet access in cities and towns nationwide. 2. Visitors to a static Web page all see the same content. A dynamic Web page allows visitors to customize some or all of the viewed content. A Web site is a collection of related Web pages and associated items, such as documents and pictures, stored on a Web server. 3. A Web application, or Web app, is a Web site that allows users to access and interact with software through a Web browser on any computer or device that is connected to the Internet. Some Web applications provide free access to their software. Others offer part of their software free and charge for access to more comprehensive features or when a particular action is requested. Examples of Web applications include Google Docs (word processing, spreadsheets, presentations), TurboTax Online (tax preparation), and Windows Live Hotmail(e-mail).
4.RSS 2.0, which stands for Really Simple Syndication, is a specification that content aggregators use to distribute content to subscribers. Atom is another specification sometimes used by content aggregators to distribute content. Some current...
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