Search Engines
Introduction Search Engine refers to a huge database of internet resources such as web pages, newsgroups, programs, images etc. It helps to locate information on World Wide Web. User can search for any information by passing query in form of keywords or phrase. It then searches for relevant information in its database and return to the user. Search Engine Components Generally there are three basic components of a search engine as listed below: Web Crawler Database Search Interfaces Web crawler It is also known as spider or bots. It is a software component that traverses the web to gather information. Database All the information on the web is stored in database. It consists of huge web resources. Search Interfaces This component is an interface between user and the database. It helps the user to search through the database. Search Engine Working Web crawler, database and the search interface are the major component of a...