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The Internet and E-Commerce Chapter 1 The Internet and E-Commerce Section 1-1 Internet Basics Section 1-2 Connecting to, Searching, and Using the Internet Section 1-3 E-Commerce in Action 2

Section 1-1 Why It’s Important The Internet greatly impacts both our personal and professional lives. An understanding of how the Internet came to be and its vast capabilities can help you realize the scope of its influence. Section 1-1 3

Section 1-1 Key Terms Internet Transmission control protocol/Internet protocol World Wide Web Web browser hypertext transfer protocol hypertext markup language domain name uniform resource locator Section 1-1 4

The Basics of the Internet and the World Wide Web Using satellites, fiber optics, and telecommunications networks, the Internet connects computers around the planet. Internet a global network of computers, communication tools, and information resources Section 1-1 5

What Is the Internet? In 1969, the U.S. Department of Defense developed ARPANET, an emergency communications network that grew to become the Internet. Section 1-1 6

What Is the Internet? No single one authority controls the Internet.   A variety of companies, groups, and individuals work to define how the Internet should work and how new technologies should be implemented. Section 1-1 7

Internet Anatomy Transmission control protocol/Internet Protocol (TCP/IP) is the basic language for Internet communications. Transmission control protocol/Internet protocol the common underlying language or protocol through which systems communicate on the Internet Section 1-1 8

Internet Anatomy The Internet is the global system of computer networks that supports the collection of resources known as the World Wide Web. World Wide Web a vast global collection of graphical and hypertext Internet pages that can be read, viewed, and interacted with via computer Section 1-1 9

Internet Anatomy The Web browser is a software application that was developed to deliver World Wide Web resources to computers. Web browser a program used to view, download, surf, or access Web documents Section 1-1 10

Internet Anatomy Web browsers contain applications that can read hypertext transfer protocol (HTTP). hypertext transfer protocol (HTTP) the language that moves hypertext files across the Internet and defines the rules for transferring those files, which may include text, graphic images, sound, video, or other multimedia Section 1-1 11

Internet Anatomy Web browsers read Web pages coded in a standard computer language such as hypertext markup language (HTML). hypertext markup language (HTML) the standard language for the Web browser; an easy-to-learn standard that uses tags to structure text and display visual elements Section 1-1 12

Internet Anatomy A domain name is used to identify a numerical Internet protocol (IP) address. domain name an addressing scheme employing words and phrases to identify and locate computers on the Internet Section 1-1 13

Internet Anatomy To find a Web page on the Web, you have to know the uniform resource locator (URL). uniform resources locator indicates the address of a Web site; it consists of two primary parts: the hypertext transfer protocol and the domain (or server) Section 1-1 14

Domain Name Extensions Internet Anatomy Domain Name Extensions .edu educational institutions .com commercial entities .org nonprofit organizations .net Internet administrative entities .gov government sites Section 1-1 15

Internet Anatomy E-mail is a system of worldwide electronic communication. Send small electronic files as attachments to e-mail messages. Send large electronic files via a file transfer protocol (FTP) site. Section 1-1 16

Section 1-1 Review 1. How are the operations of the Internet monitored? What are Web browsers, and why are these programs necessary? How can a domain name reveal clues about an organization? What is ARPANET? What government department created it, and what was its original purpose? 2. Section 1-1 Review No one organization oversees the Internet. A variety of companies, groups, and individuals work to define how the Internet should work and how new technologies should be implemented. A Web browser is a program that is used to view, download, and access documents on the Internet. Browsers are applications that read Web-specific HTML language. The last three letters of a URL may indicate whether an organization is a nonprofit (.org), commercial (.com), educational (.edu), or Internet administrative entity (.net). ARPANET was an emergency communications network created by the Advanced Research Projects Agency, a part of the U.S. Department of Defense. ARPANET was a network of computers that allowed scientists, academics, military bases, and computer professionals to communicate. 3. 4. Section 1-1 17

Section 1-2 Why It’s Important Understanding the differences among the various types of Internet service providers can help you to select the most appropriate one for your needs. Finding the right Internet service provider allows you to use a search engine to access data and take full advantage of the Internet’s power. Section 1-2 18

Section 1-2 Key Terms Internet service provider Web host providers wireless Internet wireless Internet service providers crawler-based search engines Section 1-2 19

Linking to the Internet Connecting to the Internet is easier and faster than ever.   The information superhighway’s access ramps are all around you. Section 1-2 20

Types of Internet Connections Consider these things when choosing an Internet service provider (ISP): Internet service provider a company that provides other companies or individuals with access to or a presence on the Internet type of service type of connection (dial-up or broadband) Section 1-2 21

Types of Internet Connections For a monthly fee, Web host providers provide Web hosting services. Web host providers businesses that allow customers to house their Web site documents on the companies’ servers Section 1-2 22

Types of Internet Connections Many small businesses offer wireless Internet access to their patrons. wireless Internet a system that works much in the same way as a cordless telephone, adding short-range radios to stationary computers, laptops, and handheld personal digital assistants (PDAs) Section 1-2 23

Types of Internet Connections To use wireless Internet, you need to have a wireless Internet service provider (WISP). wireless Internet service provider (WISP) companies that offer wireless connection services to the public Section 1-2 24

Search Engines Search engines use key words to access lists of documents containing those key words. Section 1-2 25

Search Engines An Internet directory is a comprehensive listing of Web sites.   A crawler-based search engine is useful for finding up-to-date information. crawler-based search engine search engines that use automated computer programs to scan Internet databases in search of new or revised Web pages Section 1-2 26

Section 1-2 Review 1. Why might a user select a cable-modem service over a dial-up connection? Where can you access a wireless ISP? Why might users prefer the more heavily trafficked search engines? Name two types of Internet search tools, and explain how they are different. 2. Section 1-2 Review Users might not want to tie up their phone lines while they are using the Internet. Or they might opt for a cable modem because they already have a cable installed for their television. They may also want access to the improved audio and video stream that a cable modem provides. Wireless Internet access is often available in airport lounges, cafes, and other public areas. The most popular search engines are easy to use; they display their results in a user-friendly format and have the most current listings. Two types of Internet search tools are directories and crawler-based search engines. Directories are maintained by people, while crawler-based search engines are maintained by automated computer applications. 3. 4. Section 1-2 27

Section 1-3 Why It’s Important E-commerce has revolutionized the business world, making it essential for companies in virtually every industry to have an online presence. Understanding the mechanics of the electronic marketplace will help you to appreciate its nature, scope, and importance. Section 1-3 28

Section 1-3 Key Terms electronic commerce bricks-and-mortar business multichannel retailer pure-play retailer Section 1-3 29

The Evolution of Electronic Communication The introductory stage of the computer revolution lasted about four decades, when the Internet was still in the stages of development, revision, and refinement.   The permeation stage of the computer revolution began when computer usage took hold in personal lives, workplaces, homes, and schools. This continues today. Section 1-3 30

Characteristics of E-Commerce A bricks-and-mortar business is a traditional business that does not engage in e-commerce. bricks-and-mortar business a business with a physical storefront Section 1-3 31

Characteristics of E-Commerce A multichannel retailer has a physical location and an e-commerce component. multichannel retailer a retailer that sells its products via traditional channels (catalog, bricks-and-mortar, and telephone) as well as via an online channel Section 1-3 32

Characteristics of E-Commerce While some companies generate sales from both real-world and online storefronts, pure-play retailers mainly sell online. pure-play retailers retailers that sell primarily through the Internet Section 1-3 33

Purpose of E-Commerce The basic goal of e-commerce is to reach and transact business with customers using electronic means.   E-commerce is bringing new opportunities, challenges, and adventures to today’s business world. Section 1-3 34

Section 1-3 Review 1. How can the introductory and permeation stages of the computer revolution be differentiated? Describe how e-commerce has changed business. What jobs has e-commerce created? 2. Section 1-3 Review The introductory stage lasted about four decades, when the Internet was still in the stages of development, revision, and refinement. The permeation stage of the Internet started when computer usage took hold in personal lives, workplaces, homes, and schools. This continues today. Customers no longer have to visit or call a store to purchase a product or service. E-commerce allows customers to select and purchase almost anything they desire at any time in the online marketplace. E-commerce has created technology jobs, including computer programmers, system analysts, and network administrators. Additional jobs, including order handlers and customer service technicians, have also been created by businesses that take part in e-commerce. 3. Section 1-3 35

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