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Internet Information
ISYS 105B
What is the Internet?
Comprised of network of computers
Started in 1969 by U.S. Defense Dept.
Definitions
Internet
World Wide Web (WWW)
Web Site
Web Page
IP Address
Domain Names
URL
Purposes of a Web Site
E-Commerce
Conduct business
Sell products and services online Amazon.com Nordstom.com
Communicate with other businesses
Purposes of a Web Site(continued)
Personal UsesConduct personal researchPost messages on bulletin boardsSend and receive e-mailVisit with friends in chat rooms
Purposes of a Web Site(continued)
Information Purposes
Non-profit organizations
Weather
News
Internet Requirements
Internet Service Provider (ISP)American Online (AOL)CompuServeUSWest
Web Browser (to move around Internet) Internet ExplorerNetscape Communicator
Search Engine
Web Site Credibility
Businesses and Corporations
Advocate Groups
Reviewers
URL
Uniform Resource Locator
Identifies Internet locations
http://www.microsoft.comHypertext Transfer ProtocolWebServerDomain
Domains
.com
.edu
.gov
.net
.org
Cookies
Definition
How they get there
How to delete them
Secured Site
Two indications that ensure confidential datahttpssecurity button (lock)
Error Messages
DNS entry not found
The requested source could not be found
Server busy
Reasons for Error Messages
Mistyped URL
Web site server busy
Web page no longer exists
Browser Interface
Internet Explorer
Netscape Navigator
Hypertext Markup Language (HTML)
Inserted as codes.
Tells browser how to display documents
HyperlinksText (underlined and different color) Image
Let’s go to the Web!
1. Start
2. All Programs
3. Internet Tools
4. Internet Explorer