2. Contents
What is it?
Short history
Types
Working
“Biggest”
Why not at the top??
How simple is it?
3. What is search engine all
about?
A Web site that maintains an
index and short summaries of
billions of pages on the Web
Provides quick tool to access any
web site from huge ocean of web
sites
4. Short History
1990,Alan Emtage, a student at McGill
University in Montreal developed a search
engine called Archie.
1994, David Filo and Jerry Yang ,the
creators called Yahoo!.
Many search engines that are still major
players in the search arena are now well
established
5. Which search engine is "the
biggest"?
Google currently
claims to index over
3.3 billion pages,
while Alltheweb.com
claims to index over
3.1 billion
6. How simple is it??
Open search engine type key words
click on the suitable siteget the site
8. How do Search Engines
Work?
• Don’t really search the World Wide Web
directly.But searches a database of the full
text of web pages selected from the billions
of web pages out there servers.
• Always searches a copy of the real web page.
• When you click on links provided in a search
engine's search results, you retrieve from the
server the current version of the page.
9. After registration, why isn’t my site at
the top of the search results?
Site design not suitable
Pages not sufficiently tailored for keyword
phrases
Not attracting relevant links from other sites
