WHAT IS A SEARCH ENGINE? A program that searches and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the World Wide Web is called a SEARCH ENGINE . A search engine is a software system that is designed to carry out web searches (Internet searches), which means to search the World Wide Web in a systematic way for particular information specified in a textual web search query. CLICK HERE TO VIEW WIKIPEDIA RESULTS : WHY DO WE NEED SEARCH ENGINES? Search engines essentially act as filters for the wealth of information available on the internet. They allow users to quickly and easily find information that is of genuine interest or value, without the need to wade through numerous irrelevant web pages. Search engines provide users with search results that lead to relevant information on high-quality websites. What this means is that search engines provi...