Chapter 2 Solution

Discovering Computer 2011 – Living in a Digital World
Page 115-116
Lecturer : Tri Djoko Wahjono

True/False

  1. A single government agency owns and controls the Internet. (False)
  2. DSL provides high-speed Internet connections through the cable television network. (False)
  3. In general, the first portion of each IP address identifies the network and the last portion identifies the specific computer. (True)
  4. A Web 2.0 Web site can never allow users to modify Web site content. (False)
  5. A Web page has a unique address, called a URL or Web address. (True)
  6. Hypertext combines text-based links with graphic, audio, and video links. (False)
  7. The major disadvantage with a subject directory is that users have difficulty deciding which categories to choose as they work through the menus of links presented. (True)
  8. Most social networking Web sites include chat rooms, newsgroups, and other communications services. (True)
  9. Streaming disallows users from accessing and using a file while it is transmitting. (False)
  10. A plug-in is a program that extends the capability of an add-on. (False)
  11. Most e-commerce actually takes place between consumers, which is called consumer-to-consumer e-commerce. (False)
  12. Flames are abusive or insulting messages. (True)

Multiple Choice

  1. C. A cellular radio network
  2. B. Periods
  3. C. Hypertext
  4. A. Put the most important terms last
  5. A. Microblog
  6. A. Thumbnail
  7. C. Uploading
  8. C. Netiquette

Matching

  1. gTLD, h. identifies the type of organization associated with a domain
  2. gTLD, b. a two-letter country code for international Web sites outside the United States
  3. DNS Server, f. translates the domain name to its associated IP address
  4. IPv6, e. new IP addressing scheme that may increase the number of available IP addresses
  5. Link, a. built-in connection to another related Web page or part of a Web page
  6. Search engine, i. program that finds Web sites, Web pages, images, videos, news, maps, and other information related to a specific topic
  7. MP3, d. format that reduces an audio file to about one-tenth its original size
  8. Player, g. software used to listen to an audio file on a computer
  9. Video, j. full-motion images that are played back at various speeds
  10. VoIP, c. enables users to speak to other users over the Internet

Short Answer

  1. Describe three different types of broadband Internet services.
    Cable Internet service provides high-speed Internet access through the cable television network via a cable modem. DSL (digital subscriber line) provides high-speed Internet connections using regular copper telephone lines. Fiber to the Premises (FTTP) uses fiber-optic cable to provide high-speed Internet access to home and business users.
    What is the difference between a regional ISP and a national ISP?
    A regional ISP usually provides Internet access to a specific geographic area. A national ISP is a business that provides Internet access in cities and towns nationwide.
  2. How is a static Web page different from a dynamic Web page?
    A static Web page all see the same content. With a dynamic Web page, by contrast, visitors can customize some or all of the viewed content such as desired stock quotes, weather for a region, or ticket availability for flights.
    What is a Web site?
    A Web site is a collection of related Web pages and associated items, such as documents and pictures, stored on a Web server.
  3. What is a Web application?
    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.
    What are some features and examples of Web applications?
    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. What are three types of specifications used by content aggregators to distribute content?
    RSS 2.0 (Really Simple Syndication), Atom, Some current browsers include a feature, such as Internet Explorer’s WebSlices
    How might you evaluate the accuracy of a Web site?
    We could evaluate a site by its affiliation, audience, authority, content, currency, design, objectivity.
  5. What is Web publishing?
    Web publishing is the development and maintenance of Web pages.
    – What are the five major steps in Web publishing?

    Plan a Web site, Analyze and design a Web site, Create a Web site, Deploy a Web site, and Maintain a Web site.
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