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What Is the Internet? o Millions of computers linked together around the world Information can be sent from any computer to any other 24 hours a day. Homes, schools, universities, government departments, or businesses small and large. WHAT KINDS OF COMPUTERS? single personal computers workstation school or a company network Hand-held Network of Networks??? all smaller networks of organizations are linked together into the one giant network called the Internet. Equality All computers are pretty much equal once connected to the Internet, the only difference o speed of connection o dependent Internet Service provider o and your own “modem” Why Use the Internet? Range of services Communicate and share info Quickly and inexpensively Tens of millions of people Young and old All over the universe Why Use the Internet? Range of services Communicate and share info Quickly and inexpensively Tens of millions of people Young and old All over the universe Why Use the Internet? Keep in touch by E-mail Internet telephone Chat Videoconferencing Databases Libraries Newsgroups News Sports Weather Current affairs oUp-to-the second info oSoftware download oSounds oMusic oDigital movies oInteractive multimedia games oEducation tools oOnline publishing oSocial Media oTexting BRIEF HISTORY (MICROWAVE VERSION) Internet predates World Wide Web Early 60’s—computer communication network in US military To survive a nuclear attack ARPA What??? ARPANET Advanced Research Projects Agency In Summary If one or more portions of the US military networks were destroyed, others could communicate with each other Central Control? Not anymore Used to be restricted to educational and non-profit Commercial usage growing rapidly In the Beginning It was unadorned and colorless Now Hypertext Documents in other Hypermedia formats Interactive Self-Publishing Blogs RSS Feeds Browsers Plug-in-Programs Access Colleges and Universities Internet Service Providers Telephone Modem Computer Dial Up Cable Companies High Speed Commercial Online Digital Subscriber Line Services AOL, MSN, PDA’s Cell Phones Texting Browsing Your Life Away Web Address URL Universal Resource Locator Slicing it Down http://www.abc.com www.abc.com abc.com Domain names or nicknames http/www not needed any more in many instances Surprisingly needed ALWAYS in some Dot What? com (commercial) edu (educational) gov (governement) mil (military) Net (networking, also for commercial) org (noncommercial) biz ( business organizations) info (unrestricted use ) int (international organizations) name (personal use) net for networks * (~NAME in URL may indicate a personal Homepage with no official connections) Country of Origin o jp (Japan) o iq (Iraq) o uk (United Kingdom) o br (Brazil) o nl (Netherlands) o ru (Russia) o ca (Canada) o cx (Christmas Island) Handheld Blackberries Managing Information on the Web Define Purpose Make Research Plan Only Internet With Print? “In-Library” Videos Microforms? CD-ROMS? Databases Research Plan Search Engines Google Teoma (Ask Jeeves) All the Web AltaVista Wisenut Yahoo Other Search Engines Dogpile Yippy (formerly 'Clusty') Mahalo Duck Duck Go WebCrawler Ask.com Blekko Webopedia Techno and Computer terms The Internet Archive Eleven Ways to Search without Google-From PC Magazine Online 4/07 1. ChaCha (http://www.chacha.com) 2. Clusty (http://clusty.com) 3. Ask.com (http://www.ask.com) 4. Kosmix (http://www.kosmix.com) 5. StumbleUpon (http://www.stumbleupon.com) 6. Technorati (http://www.technorati.com) 7. Draze (http://www.draze.com) 8. Ms. Dewey (http://www.msdewey.com) 9. Search With Kevin (http://searchwithkevin.prodege .com) 10. Rollyo (http://www.rollyo.com) 11. NetTrekker (http://www.nettrekker.com)-kiddies Making the best of Search Engines Quotation Marks Plus and Minus Signs Boolean Operators Librarians’ Subject Indexes When you care enough to search the very best. Created and maintained by librarians. Smaller than tools such as Google, but great places to dig for resources you won't find elsewhere. Librarians’ Subject Indexes INFOMINE 23,000+ Academically-oriented Sites INTERNET PUBLIC LIBRARY BUBL Scholarly orientation from UK KidsClick (Children) Evaluate Any Kind of Internet Info Author—sponsoring How were materials included organization? Credentials of author, sponsor Expert knowledge in the area? Bias toward topic at the site? Business or Corporate marketing? Sales? Does that affect content? Advocacy Page? Balanced viewpoints? Technologically sophisticated? MLA APA Many Many Many More Internet Search Engines and Beyond: Exploring the Web Effectively Some Search Engines Google www.google.com Google Web Images Groups Directory News Preferences Help While You are In Google Google Calculator 53.99 +24.95 Google Conversions 100 kilometers in miles 2 celsius in F Cups in a quart Currency Conversion 1 U.S. Dollar= While You are In Google Weather Weather for Berkeley, CA Street Maps 140 Commonwealth Avenue, Chestnut Hill, MA Travel Information Denver Airport Stock Quotes Type stock symbol goog GoogleScholar– The Newest Revolution? http://scholar.google.com/scholar/about.html Web 1.0 Web 2.0 Web 2.0 Content Management Collaboration (Wiki) Publishing Participation Websites Blogs Email Facebook MP3 Podcast Directories Folksonomies Ofoto Flickr/ YouTube Chatrooms Second Life Britannica Online Wikipedia Directories Web sites that provide a large collection of links arranged according to a classification scheme that enables browsing by subject area complements to search engines, not their replacements. What is there besides YAHOO? Librarians' Index to the Internet (http://lii.org/) "searchable, annotated subject directory of more than 10,000 Internet resources selected and evaluated by librarians gives users a "a reliable and efficient guide to described and evaluated Internet resources." FindLaw (http://www.findlaw.com/) The world's most popular legal web site Comprehensive set of legal resources on the internet for Lawyers Businesses Students Individuals. Great way to find free databases on any law-related topic. InfoMine (http://infomine.ucr.edu) Scholarly Internet Resource Collections from the University of California-Riverside Some 110,000+ sites are grouped into 12 annotated, indexed categories for easy retrieval on this site, including a guide to E-Journals. About.com – Check it Out (http://www.about.com/) neatly organizes thousands of topics, including Invisible Web, with good news and commentary, too. More Invisible Web Search Tools Infomine The WWWVirtual Library Intute (UKCentric) Complete Planet Scirus (Scientific Information) TechXtra (Engineering, Mathematics, Computer Science) Other Invisible Web FindArticles.com (http://www.findarticles.com/cf_0/PI/index.jhtml) - The "Web's first FREE article search," FindArticles.com is a searchable archive of almost 500 published magazine and journal titles from 1998 to the present. This service provides "articles that can be read in their entirety and printed at no cost." Nuclear Explosions Database (http://www.agso.gov.au/databases/20010926_4.jsp) - Australian Geological Survey Organisation database of nuclear explosions (location, time, & size) around the world since 1945. On-Line Encyclopedia of Integer Sequences (http://www.research.att.com/~njas/sequences/) "Type in a series of numbers and this database will complete the sequence and provide the sequence name, along with its mathematical formula, structure, references, and links." PubMed (http://www.ncbi.nlm.nih.gov/entrez/query.fcgi) "PubMed, a National Library of Medicine service, provides access to over 12 million MEDLINE citations...including links to sites providing full text articles and other related resources." Explore and search the PubMed Central resource, an electronic archive for full text articles in life sciences journal literature, offering unrestricted access to its contents. How to Keep up with Search Engines Pray Keeping Up Search Engine Watch http://searchenginewatch.com SearchDay Newsletter www.searchenginewatch.com/searchday/searchday.htm l Search Engine Showdown www.notess.com/search/ BOSTON COLLEGE RESOURCES Research Guides Online Databases MetaQuest Electronic Journals E-Books Resources without end Video Effective Internet Search: Basic Tools and Advanced Strategies