History and Connection of the Internet
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What was the main purpose of ARPANET when it was created?

  • To serve as a commercial platform for businesses.
  • To create a security network for the Pentagon.
  • To develop advanced gaming technologies.
  • To allow scientists at different locations to share information. (correct)

    • How many host nodes were operational in the year 1969?

  • 10 host nodes
  • 4 host nodes (correct)
  • 1,000 host nodes
  • 100 host nodes

    • What is a domain name?

  • A text version of an Internet protocol (IP) address (correct)
  • A unique identifier for a collection of Web pages
  • A program used to find Web sites and pages
  • A type of electronic document on the Web

    • Which organization oversees research and sets standards for the World Wide Web?

    <p>World Wide Web Consortium (W3C)</p> Signup and view all the answers

    What is the function of a Web browser?

    <p>To allow users to view and interact with Web pages</p> Signup and view all the answers

    What characteristic defines high-speed Internet connections compared to slow-speed connections?

    <p>They are always on when the computer is running.</p> Signup and view all the answers

    What distinguishes a search engine from a subject directory?

    <p>A search engine requires keyword entry while a subject directory does not</p> Signup and view all the answers

    Which of the following is NOT considered an ISP?

    <p>Yahoo Mail</p> Signup and view all the answers

    What is a hit in the context of a search engine?

    <p>Any Web site name listed as a result of a search</p> Signup and view all the answers

    Which statement accurately reflects the control over the Internet?

    <p>It is a public, cooperative, and independent network.</p> Signup and view all the answers

    What is downloading?

    <p>The act of a computer receiving information</p> Signup and view all the answers

    Which of the following describes the World Wide Web (WWW)?

    <p>A collection of electronic documents accessible worldwide</p> Signup and view all the answers

    Which of the following technologies is an example of a high-speed Internet connection?

    <p>Digital Subscriber Line (DSL)</p> Signup and view all the answers

    What is the primary purpose of a subject directory?

    <p>To categorize related topics and subtopics for easier navigation</p> Signup and view all the answers

    What happened to ARPANET in September 1969?

    <p>It became functional with four host nodes.</p> Signup and view all the answers

    Which of these options represents a type of Web site that can be found on the World Wide Web?

    <p>All the above types</p> Signup and view all the answers

    What is a portal Web site primarily designed to offer?

    <p>Variety of free services</p> Signup and view all the answers

    What type of content does a news Web site typically include?

    <p>Articles about current events</p> Signup and view all the answers

    How does an informational Web site primarily differ from an advocacy Web site?

    <p>Informational sites provide factual data</p> Signup and view all the answers

    What is the main purpose of a business/marketing Web site?

    <p>To promote and sell products or services</p> Signup and view all the answers

    What is a key characteristic of an educational Web site?

    <p>It offers online training and courses</p> Signup and view all the answers

    What content type is primarily found on an entertainment Web site?

    <p>Interactive activities like games</p> Signup and view all the answers

    Which statement best defines what a blog is?

    <p>A regularly updated journal reflecting individual perspectives</p> Signup and view all the answers

    What distinguishes a wiki from other types of Web sites?

    <p>It allows collaborative content creation</p> Signup and view all the answers

    What best describes a personal web site?

    <p>Web page maintained by a private individual for sharing personal experiences.</p> Signup and view all the answers

    Which of the following is not a factor to evaluate the value of a web site?

    <p>Popularity</p> Signup and view all the answers

    What is multimedia primarily defined as?

    <p>An application integrating text with various media elements.</p> Signup and view all the answers

    Which file format is used for images on the web?

    <p>JPEG</p> Signup and view all the answers

    What is the purpose of a thumbnail image on a web page?

    <p>To improve the display time of the web page.</p> Signup and view all the answers

    How is the appearance of motion in animation created?

    <p>By displaying a series of still images in sequence.</p> Signup and view all the answers

    What is audio considered in the context of web content?

    <p>Compressed sound files that can be downloaded.</p> Signup and view all the answers

    Which tool is required to listen to downloaded audio files from the web?

    <p>Any compatible media player</p> Signup and view all the answers

    What is the primary purpose of plug-ins in a web browser?

    <p>To extend the capability of a browser</p> Signup and view all the answers

    Which of the following best describes E-commerce?

    <p>Business transactions that occur over the Internet</p> Signup and view all the answers

    What are the primary steps involved in Web publishing?

    <p>Analyze, plan, and maintain</p> Signup and view all the answers

    What is virtual reality (VR) primarily used for?

    <p>Simulating real or imagined environments</p> Signup and view all the answers

    What is an e-mail address composed of?

    <p>A username and a domain name</p> Signup and view all the answers

    Which video compression standard is mentioned as popular?

    <p>MPEG (Moving Pictures Experts Group)</p> Signup and view all the answers

    What advantage does transferring audio in a continuous and even flow offer?

    <p>It allows for instant listening as it downloads</p> Signup and view all the answers

    Which of the following describes the B2C model of E-commerce?

    <p>A business providing goods to the general public</p> Signup and view all the answers

    Study Notes

    History of the Internet

    • The Internet originated as ARPANET, a networking project by the Pentagon's Advanced Research Projects Agency (ARPA).
    • Its goal was to allow scientists at different locations to share information and function even if parts of the network were disabled.
    • ARPANET became functional in September 1969, with only four host nodes.
    • By 1984, the Internet had grown to over 1,000 host nodes.
    • Today, the Internet has more than 350 million host nodes.
    • The Internet is a public, cooperative, and independent network, meaning no single entity controls it.
    • Several organizations set standards, including the World Wide Web Consortium (W3C) and Internet2 (I2).

    How to Connect to the Internet

    • Slow-speed connection technologies include dial-up access using a standard telephone line.
    • High-speed connection technologies include DSL, Cable Telephone Internet services (CATV), cable modems, fixed wireless, and satellite modems.
    • Dial-up access requires a connection to be established each time you log on, while high-speed connections are always on.
    • ISPs, Regional or National OSPs (like AOL and MSN), and Wireless Internet Service Providers are ways to access the internet.

    Domain Names

    • A domain name is the text version of an Internet Protocol (IP) address
    • The IP address is a unique number that identifies each computer or device connected to the internet.

    The World Wide Web

    • The World Wide Web (WWW) is a worldwide collection of electronic documents, also known as Web pages.
    • Web pages can contain text, graphics, sound, video, and built-in connections.
    • A Web site is a collection of related Web pages.
    • A Web browser is a program that allows you to view Web pages.
    • Popular browsers include Microsoft Internet Explorer, Netscape, Mozilla Firefox, Opera, and Safari.
    • Downloading refers to the process of a computer receiving information from the internet.
    • This process can take seconds to minutes depending on the connection speed.
    • A subject directory is a search tool that uses an organized set of topics and subtopics, allowing users to find information by clicking links rather than entering keywords.
    • A search engine is a program used to find Web sites and Web pages by entering words or phrases called search text, also known as keywords.
    • Any Web site name that is listed as the result of a search is called a hit.
    • Eleven basic types of Web sites include: Portals, News sites, Informational sites, Business/Marketing sites, Educational sites, Entertainment sites, Advocacy sites, Blogs, Wikis, Content Aggregators, and Personal sites.
    • A Portal is a Web site that offers a variety of services from one location, including searching, sports, email, news, weather, auctions, and Web communities.
    • News Web sites contain newsworthy material, such as stories and articles about current events, life, money, sports, and weather.
    • Informational Web sites contain factual information, often created by organizations and government agencies.
    • Business/marketing Web sites promote products or services and allow for online purchases.
    • Educational Web sites offer formal and informal teaching and learning avenues.
    • Entertainment Web sites provide an interactive and engaging environment with music, video, sports, games, and more.
    • Advocacy Web sites describe a cause, opinion, or idea.
    • Blogs are regularly updated journals that reflect the interests, opinions, and personalities of the author and sometimes site visitors.
    • Wikis are collaborative websites that allow users to add, modify, or delete website content through their web browser.
    • Content aggregators gather and organize web content and then distribute it to subscribers.
    • Personal websites are maintained by individuals, often for sharing life experiences or job hunting.

    Evaluating Web Sites

    • When evaluating the value of a web site, consider the following factors: Affiliation, Audience, Authority, Content, Currency, Objectivity, and Design.

    Multimedia

    • Multimedia is the integration of text with other media elements including graphics, animation, audio, video, virtual reality, and plug-ins.
    • Common graphics formats on the Web include JPEG, PNG, BMP, GIF, and TIFF.
    • Thumbnails are small versions of larger graphics that help improve web page display time. Users can often click on a thumbnail to display the larger graphic.
    • Animation is the appearance of motion created by displaying a series of still images in sequence.
    • Audio refers to music, speech, or any other sound. Individual compressed sound files can be downloaded from the web. Common formats include AA, AAC, AIFF, ASF, MP3, WAV, WMA, RA, and QT.
    • Streaming audio allows users to listen to music as it downloads to their computer continuously.
    • Video consists of full-motion images that can be played at various speeds. MPEG is a popular video compression standard.
    • Virtual reality (VR) uses computers to simulate real or imagined environments, appearing as a 3D space. It can be used for games and practical applications.
    • Plug-ins extend the capability of a web browser. Many are available for download at no cost.

    Web Publishing

    • Web publishing involves the development and maintenance of Web pages.
    • The steps in web publishing include: analyzing and planning the website, designing it, creating it, deploying it, and maintaining it.

    E-commerce

    • E-commerce, short for electronic commerce, refers to business transactions conducted online.
    • Three main types of e-commerce include: Business to consumer (B2C), Consumer to consumer (C2C), and Business to business (B2B).

    Other Internet Services

    • An email address is a unique name, consisting of a username and domain name.
    • FTP (File Transfer Protocol) is a standard protocol used for transferring files between computers.

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    Related Documents

    internet.pptx

    Description

    Explore the origins and development of the Internet, from ARPANET to its current status as a vast network. Learn about various connection technologies, including slow and high-speed options. This quiz will test your knowledge on how the Internet evolved and how to connect to it.

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