Presentation by Imaaz
Download as PPTX, PDF0 likes139 views
The document discusses search engines and provides examples of some of the major search engines. A search engine is a software system designed to search for information on the world wide web using keywords. It orders results by relevance to the search topic. Major search engines discussed include Google, Alta Vista, Yahoo, web crawlers, and Lycos. Each began at different times in the 1990s and early 2000s and have different origins and technological approaches.
Presentation by Imaaz
- 1. Presentation by Zeba and Imaaz Topic- Search Engine
- 2. What is Search Engine? A web search engine is a software system that is designed to search for information on the world wide web It uses the keywords to search for documents that relate to these keys words and then put the result in order to relevance to the topic that searched for.
- 3. Some Example of Search Engine
- 4. Importance Search engines are important because with over8 billions, web pages available. It would be impossible to search engines that is specifically needed. That is why search engine are used to filter the information that is on the internet and transform it into result that each individual can access.
- 5. Types of Search Engine Google Alta Vista Yahoo Web crawler Lycos
- 6. GOOGLE Google began in january 1996 as a research project. Founded by larry page and sergy brin Most popular search engine. Google pages include a button labeled “I’m Feeling lucky”. When a user types in a search and click on the button the user will be taken directly to the first search engine.
- 7. ALTA VISTA AltaVista publicly launched as an internet search engine on December 15, 1995 at altavista.digital.com. The name "AltaVista" was chosen in relation to the surroundings of their company at Palo Alto, California. Paul Flaherty came up with the original idea, along with Louis Monier and Michael Burrows, who wrote the crawler and indexer, respectively.
- 8. YAHOO The world largest global online network of integrated service Found by David Filo and Jerry Yang in 1994 Name later changed to Yahoo, which stands for “yet another Hierarchical officious Oracle” Initially called “Jerry and David’s” guide to the world wide web.
- 9. WEB CRAWLER A Web Crawler (also known as a Web spider, web robot, or especially in the FOAF community- web scatter) is a program or automated script that browsers the world wide web in a methodical Automated manner.
- 10. LYCOS Lycos was one of the earliest search engines, first developed in 1994 by Dr. Michael L. Mauldin and a team of researchers at the Carnegie Mellon University Center for Machine Translation. Lycos' name comes from the Latin name for the wolf spider that is a hunter, actively stalking their prey.