A search engine can be easily understood by the term “software made to search the information on internet”. It can perform search for news, images, web pages and many more. There are lots of search engines available in market. Some of them are listed here. Many search engines show the results extracted by some popular search engines.

• Google


• Yahoo


• Ask


• AltaVista


• MSN

Well, including only the name of popular search engines is not an easy task because list is really long. No doubt, Google search engine is at leading position. The main functionality of a search engine includes crawling web, preparing index and perform search on the prepared index.

Introduction

Search engine optimization is all about getting the volume and quality of traffic from search engines. The acronym "SEO" can also refer to "search engine optimizers", a term adopted by an industry of consultants who carry out optimization projects on behalf of clients, and by employees who perform SEO services in-house. Search engine optimizers may offer SEO as a stand-alone service or as a part of a broader marketing campaign.