Post on 03-Jan-2016
Internet FundamentalsLearning to Use the World Wide Web
The Internet Teacher
Internet Fundamentals Introduction
– The World Wide Web
– The Internet Using a Web Browser
– Netscape Navigator Finding Information on the Web (Using
Effective Search Strategies)
– Directories– Search Engines
World Wide Web (WWW) An Introduction
– a vast collection of information that’s connected like a web
– accessible through the Internet using
connections called hyperlinks– view the WWW resources through a
program called a Web Browser, such as:
Netscape Navigator Internet Explorer
World Wide Web (WWW)
–Navigate through the WWW by pointing to and clicking on hyperlinks (underlined or boldfaced words, phrases, icons, or images)
–Also called Cyberspace or the Information Superhighway
Often confused…...URL or Email Address?
URL - Uniform Resource Locator or Web Address
Example: http://www.weather.com
Used by Browsers to locate sites Often confused with Email addresses
johndoe@netscape.net
MDCC Faculty Training - 10/5/99 6
Location BoxEnter URL’s here(or Web Address)
http://netscape.com
Entering a URL
http://netscape.com
Sample URL’s(or Internet Addresses)
Internet Address or URL Global Domains
http://www.angelfire.com commercial site http://www.msstate.edu educational inst. http://www.intop.net network organiz. http://www.navy.mil military http://www.____.org not for profit org. http://www.____.gov gov. agency,dept.
Web PagesWeb Pages - documents on the WWWWritten and constructed using HTMLHTML - Hyper Text Markup Language
– a special language or code used to design and publish documents on the Web
<html><head><title>MBJ ONLINE</title><base href="http://www.msbusiness.com/"></head>
The Internet An information system Communication tool A large network of computer systems world
wide can be explored by using a Web Browser
Services available through the Internet: Email (Discussion groups,Chat Rooms, etc.) Information search (including research) Education (Online courses; virtual colleges) Entertainment, News, and more…...
Internet Fundamentals
Using a
Web Browser
Netscape Navigator
or
Internet Explorer
Web BrowsersSoftware programs used to
access the World Wide WebTwo most popular
web browsers: Microsoft Internet Explorer Netscape Navigator
Similar with slight differences
Netscape Navigator
Internet FundamentalsUsing a Web Browser
Starting and stopping the Browser The Web Browser’s window Getting around a “page” and the WWW Saving, printing, and mailing items from the
WWW Bookmarks - Keeping track of favorite
sites Setting preferences and options
Internet Fundamentals
Finding Information on the Web
using
Directories Search Engines
(Effective Search Strategies)
Internet FundamentalsSearching the Web
Guessing Domain Names such as: ibm.com or weather.com
maps.com or abcnews.com Performing Keyword Searches
Using Search Engines– Single keyword search (such as tennis) – More exact search results (using 2 or more words, or
even a phrase such as women’s tennis) continued...
Internet FundamentalsSearching the Web
Complex Search– contains several words, but uses operators such as
AND, OR, NOT, and “phrases in quotation marks” Examples:
– stock AND quotes – “stock quotes”– orange NOT county– Web OR Internet
Be Patient and Persistent!
Internet FundamentalsSearch Engines
What is a Search Engine ? program that connects you to a data base
or Web address used to perform a thorough search
Some Popular Search Engines Alta Vista, Excite, Hotbot, Lycos, InforSeek, etc.
Random Browsing (takes too much time)
Mark Favorite Sites (bookmark the sites)
Use several Search Engines for a thorough search
Internet Fundamentals Some Favorite Search Engines
Alta Vista (http://www.altavista.digital.com)
Characteristic: returns links to first 10 web sites it finds that match your keyword(s) and up to 19 additional pages of sites
Exite (http://www.excite.com) will return a page with links to the first 10
sites it found that match you keyword(s)
Hotbot (http://www.hotbot.com)
Advice: Make bookmarks for Search Engine Sites
Search Engine Web Address (or URL)
Alta Vista http://www.altavista.digital.com
Excite http://www.excite.com
HotBot http://www.hotbot.com
InfoSeek http://www.infoseek.com
Lycos http://www.lycos.com
WebCrawler http://www.webcrawler.com
Internet Fundamentals Search Engines, continued
Internet FundamentalsSearch Engine or Directory?
What’s the difference?
Search Engine - allows you to collect and then browse information from more sources (Excite, AltaVista, InfoSeek, etc.)
Directory - generally doesn’t include every single web page or resource. Organizes resources of web pages by categories. (Yahoo!)
Internet FundamentalsSome Favorite Directories
Directory Name Web Address (URL)
Yahoo! (favorite) http://www.yahoo.com Magellan http://www.mckinley.com Point http://
www.pointcom.com
Internet FundamentalsBuilt-In Search Pages
Netscape and Internet Explorer have 2 built-in search pages– Netscape or Explorer Icon (upper right)– Search Button (or Icon) on Tool Bar (at top)
Easiest way to perform a search (for beginners especially)
N
Internet FundamentalsMeta-Search tools
Multi-Search Engines– Searches 5 or 6 engines at once– prefer this type of search engine (personally)
Recommended Multi-Search EnginesMetaCrawlerhttp://www.metacrawler.com
Ask Jeeves http://www.askjeeves.com
DogPile http://www.dogpile.com
Internet FundamentalsFinding People & Businesses
Looking for Email Addresses
Looking for home or business addresses or phone numbers
Sites specializing in Email Addresses:Four11
http://www.four11.com WhoWherehttp://www.whowhere.com
Internet FundamentalsUsing a Web Browser
Start your Web Browser
Double-click on your Browser icon
on your Desktop.
Netscape Communicator.lnk