How a Web Search results Works


DEFINITION: An internet search engine is built to search for information in cyberspace. The search engine results are generally provided in a set of results and are often called visits. The information might consist of webpages, images, data and other types of data files. Some search engines also acquire data accessible in databases or perhaps open directories. Unlike Net directories, which are maintained simply by human editors, search engines work algorithmically or are a mixture of computer and human being input. INTRODUCTION

Wikipedia describes a search engine as: ‘a system designed to help find information stored on a computer system such as the World Wide Web, or a laptop or computer. The search engine permits one to look for content conference specific criteria (typically these containing specific word or perhaps phrase) and retrieving a list of references that complement individuals criteria. Search engines like google use frequently updated indexes to operate quickly and successfully. ' In other words, a search engine can be described as sophisticated set of scripts, accessed through a page online that allows you to search the web by simply entering search queries into a search box. The search engine then attempts to match your search query with the content of web pages that may be has placed, or cached, and found on its powerful machines in advance of your.


Technical Considerations

|Server platforms recognized |Unix, NT, Win'95/98/NT | |Web computers supported |NCSA HTTPD, CERN HTTPD, OMNI HTTPD, XITAMI, APACHE, PWS, IIS | |Scalability |Indexing support for multiple world wide web servers during an intranet | |Technical support: |E- Mail, Mailing list, Documentation on Web internet site | |Main program quests | | |Source code availability | | |Ease of Installation and Routine service |Often associated with the technological expertise readily available

Indexing features

|File/document formats |HTML, ASCII, PDF FILE, SQL, Spread sheets, WYSIWYG (MS-Word, WP, etc . ) | |supported | | |Indexing level support |File/directory level, multi-record files | |Standard formats recognised |MARC, Medline, and many others | |Customisation of doc formats | | |Stemming |If yes, is this a great optional or mandatory characteristic? | |Stop words support |If yes, is this an optional or perhaps mandatory feature?...