Chapter 7: The Internet, The Web and Electronic Commerce

CHAPTER 7: THE INTERNET, THE WEB AND ELECTRONIC COMMERCE

The Internet

•          Interconnected mesh of computers and data lines 
•          Connecting millions of people and organizations Foundation of the digital revolution.

         The Web 

•        Provides an easy-to-use interface to Internet resources
•        To be effective and efficient
•        End user awareness of the resources available on the Internet and the web

          The Internet and the Web

•         The Internet
•          Large global network connecting smaller networks all over the globe
•         The Internet launched in 1969 
•          The United States funded a project to develop a national computer network 
•          ARPANET (Advanced Research Project Agency Network)
•          World Wide Web or WWW was introduced in 1991 The Internet and the web are NOT the same
•          The Internet is the physical network
•          The web is a multimedia interface to the resources available on the Internet              

         Web 
a        Web 1.0

•          1st generation
•          Linking existing information focus
•          Search programs were created
•          Provide links to websites with specific words or phrases

b       Web 2.0

•          Dynamic content creation
•          Facebook is most common in Web 2.0

c        Web 3.0

•          Current generation
•          Personalized content creation for users

          Common Internet Uses

•               Communicating 
•               E-mail, photos, videos
•               Discussions 
•                Shopping
•                Searching
•                Virtual libraries
•                Education or e-learning 
•                Entertainment           

                                                     
                 Internet Access Providers
                Internet Service Provider (ISP)

•      Common way to access the Internet
•       Provide a path to access the Internet
•       Use telephone lines, cable, and/or wireless connections
•      Most common providers
•       Verizon, Comcast, Sprint, T-Mobile, AT&T
•      ISPS connect using connection technologies
•       DSL, Cable, Wireless

          Browsers

•          Provide access to web resources
•          Allow you to explore the web
•          Uncomplicated interface to the Internet
•          Connect to remote computers
•          File transfer
•          Display many varieties of multimedia
•          Popular Web browsers include:
•          Mozilla Firefox
•          Apple Safari
•          Microsoft Edge
•          Google Chrome

 

        URL
         Uniform Resource Locator

•          Location or address of resource
•          https is the most common for web traffic
•          Two parts
•          Protocol
•      o   Rules for exchanging data

•          Domain name
•            o   Where resource is located

           Top-Level Doman (TLD)

•          Top-level domain (TLD) or Web Suffix
•          Identifies the type of organization
•          .com          Commercial
•          .edu           Educational 
•          .gov            Government
•          .mil            U.S. military
•          .net            Network

          HTML and Hyperlinks

•          Hypertext Markup Language
•          Markup language for displaying web pages
•           Browsers interpret HTML commands 
•          Display document as a web page
•          Hyperlinks or link
•      Connect to other web pages

•           Text files
•          Graphic images
•          Audio and Video Clips

            Interactive Web Sites

•          Technologies used to provide highly interactive and animated websites
•          Cascading Style Sheets (CSS)
•          JavaScript
•          AJAX
•          Applets
•          Mobile Browsers
•          Designed to run on portable devices

          Web Utilities

•          Specialized utility programs that make using the Internet and web safer and easier
•          Plug-Ins
•          Filters
•          File Transfer Utilities
•         Internet Security Suites 

              

           Plug-Ins

•          Automatically start and operate as part of your browser
•          Enhanced browsing experience
•          enables special file formats and multimedia elements
•          Acrobat Reader
•          Flash Player
•          QuickTime
•          Windows Media Player

           Filters

•          Block access to selected sites and can set time limits
•          Monitor total time spent on the Internet and at individual web sites
•          AVG Family Safety
•          Qustodio Parental Control
•          Norton Online Family
•          Net Nanny
•          McAfee Family Protection

           

          File Transfer Utilities

•          Upload and download files to and from the Internet
•          Downloading
•          Uploading
•          Three popular types of programs
•          File transfer protocol (FTP) / Secure file transfer protocol (SFTP)
•          Web-based file transfer services
•          Bit-Torrent

          Internet Security Suites

•          Designed to maintain your security and privacy while on the web
•           Two best known suites
•           McAfee Internet Security
•           Symantec Norton Internet Security

         Communication

•           Communication is the most popular Internet activity
•           E-mail
•           Transmission of electronic messages over the internet

           E-mail Systems

•          Client-based
•          E-mail client
•          Must be installed on computer
•          Apple Mail
•          Microsoft Outlook
•          Web-based
•          Webmail client
•           No installation necessary -- free
•          Google’s Gmail
•          Microsoft’s Hotmail
•          Yahoo!’s Yahoo!mail

          E-mail

•          SPAM
•          Unwelcome-mail
•          Computer viruses
•          Destructive programs
•          Attached to unsolicited email
•          CAN-SPAM Act
•          Created antispam laws for control
•          Every marketing related e-mail must provide an opt-out option
•          Spam blockers / spam filters
•          Identify and control spam 
•          Free programs
•          SPAMfighter
•          Intego Personal Antispam for Mac 

         Messaging

•          Text messaging / texting
•          SMS (short message service)
•          Short electronic message
•          Multimedia Messaging Service (MMS)
•          Send 
•          Images
•          Videos
•          Sounds

          Instant Messaging

•       Instant messaging
•       Extension of email that provides direct, live communication between two or more   
•      people

•       Most programs include video conferencing features, file sharing and remote assistance
•       Facebook Messenger
•       Google Hangouts

      Social Networking

•       Connecting people and organizations that share a common interest or activity
•       Three most popular:
•       Facebook
•       Facebook Profiles
•       Facebook Pages
•       Facebook groups
•       Google+
•       Circles
•       Hangouts
•       LinkedIn
•       Business-oriented

      Blogs, Microblogs
             

•       Web logs or blogs
•       Personal news pages 
•       Date/time-stamped
•       Arranged with the most recent items shown first
•       Microblogs
•       Short status updates 
•       Most common is Twitter
•       Tweets are Twitter messages

      Webcasts, Podcasts, Wikis

      Webcast

•       Streaming technology for live broadcast of audio and video
•       No files after streaming ends
•       Podcast
•       Must download files to use
•       Can transfer to media player
•       Wiki
•       Specially designed Web site
•       Allows visitors to edit the contents
•       Supports collaborative writing

     Search Tools

     Search Services

•       Operate websites
•       Spiders
•       Look for new information and update websites
•       Search Engines
•       Assist in locating specific information
•       Specialized Search Engines
•       Focus on subject specific websites

           Content Evaluation

•       Content Evaluation
•       Not everything on the Internet is accurate
•       Authority
•       Accuracy
•       Objectivity
•       Currency

          Electronic Commerce

•       E-commerce
•       Buying and selling of goods over the
•       Internet
•       Three basic types
•       Business-to-consumer (B2C)
•       Consumer-to consumer (C2C)
•       Business-to-business (B2B)

          Business to Consumer (B2C)

•       Sale of product or service to general public
•       Fastest growing type of e-commerce
•       Three most widely used B2C applications: 
•       Online banking
•       Financial trading 
•       Shopping
•       Amazon.com is one of the most widely use B2C sites 

           Consumer to Consumer C2C

•       Consumer-to-consumer e-commerce (C2C)
•       Individual to individual
•       Web auctions
•       Buyers and sellers seldom meet
•       Bids are submitted electronically

          Business to Business B2B

•       Sale of a product or service from one business to another 
•       Primarily a manufacturer supplier relationship

     Security

•     Payment methods must be fast, reliable, and secure
•       Provide a convenient way to submit buyer’s information
•      Two options
•      Credit card
•      Fast and convenient
•      Digital cash
•      Internet’s equivalent to traditional cash
•      Converts digital cash to currency through 3rd party

          Cloud Computing

•      Shifts computing activities from users’ computers to computers on the Internet 
•       Frees end-users from owning, maintaining, and storing software programs and data
•       Three basic components:
•       Clients (end-users)
•       Service providers
•       The Internet

        Internet of Things (IoT)  

•       Continuing development of the Internet
•       Allows objects embedded with electronic devices to send and receive data
•       Smartphones
•       Wearable devices
•       Uses Web 3.0 Applications
•      Develop and maintain websites and resources
•      Backup of company website
•      Design and development of websites
•      Work with the marketing 
•      Increase site traffic
•      Development of web promotions

            A Look to the Future 

•       Car’s Dashboard as a power, Internet connected computing device
•       Safety and diagnostic features are already there
•       Potential distractions?