Software applications that assist users in finding information online include search engines like Google, Safari, and Bing. Search engines operate in three phases: crawling through websitesweb page indexing in a database In search results, providing indexed webpages Search engines operate by employing bots, or spiders, to crawl the web. In order to locate fresh content, these web crawlers frequently follow links on pages. After that, a search index—a sizable database—is updated with the newly added content. A search engine pulls relevant results from its index when you use it. Algorithms are then used to rate the findings. For instance, Google searches its database to deliver the most pertinent results for the query you entered. What appears in the search results is then determined by a number of algorithms and ranking variables.