learn the search engine type and its functions!
DESCRIPTION
Learn about the Search Engine functions and How the Search Engine Works. Learn about Crawler Based Search Engine, Human Powered Search Engine and Meta Search Engine!TRANSCRIPT
A BRIEF ON SEARCH ENGINE TYPE AND KEYWORD SELECTION
BY ASHOK KUMAR
Search Engine Optimization
Major Search Engine
List of Search Engines;
• Yahoo
• Bing
• Ask.com
• Aol.com
• Looksmart
Categories
1. Crawler-based
2. Human-Powered Directory
3. Meta-search engines
Crawler Based Search engine
Examples: Google, AllTheWeb and AltaVista.
Create their listings automatically via “crawl” or “spider” and index them into Search Engine data base.
Even they detect the web page changes automatically and take the corrective measures in search engine database.
Categories
1. Crawler-based
2. Human-Powered Directory
3. Meta-search engines
Human-Powered Directory
Example: Yahoo directory, Open Directory and LookSmart.
Human editors create listings for such search engines.
Webmasters submit a short description to the directory for their websites, or editors write one for the sites they review, and these manually edited descriptions will form the search base.
Categories
1. Crawler-based
2. Human-Powered Directory
3. Meta-search engines
Meta-search engines
Example; Dogpile, Mamma, and Metacrawler.
Supplied keywords simultaneously to several individual search engines to actually carry out the search.
Search results returned from all the search engines get integrated and duplicates can be eliminated.
Additional features such as clustering by subjects within the search results can be implemented by meta-search engines.
Sear Engine List
List of Search Engine with their Type!
Search Engines TypesGoogle Crawler-based search engine
AllTheWeb Crawler-based search engine
Teoma Crawler-based search engine
Inktomi Crawler-based search engine
AltaVista Crawler-based search engine
LookSmart Human-Powered Directory
Open Directory Human-Powered Directory
Yahoo Human-Powered Directory, also provide crawler-based search results powered byGoogle
MSN Search Human-Powered Directory powered byLookSmart, also provide crawler-based search results powered by Inktomi
AOL Search Provide crawler-based search results powered by Google
AskJeeves Provide crawler-based search results powered by Teoma
HotBotProvide crawler-based search results powered by AllTheWeb, Google, Inktomiand Teoma, “4-in-1” search engine
Lycos Provide crawler-based search results powered by AllTheWeb
Netscape Search Provide crawler-based search results powered by Google
Thank You
WILL LEARN ABOUT KEYWORDSELECTION PROCESS
-- aashokkr