How do the Search Engines find websites?

[Patelsharp]

How do the Search Engines find websites.





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[Mohit Rana]

Search engines find websites through a process called web crawling or web spidering. Here's a simplified overview of how it works:

1. Initial Discovery: Search engines start by finding websites through various means. They may discover new websites through links from other websites, submissions from website owners, sitemaps submitted directly to the search engine, or through other methods.
2. Crawling: Once a search engine has discovered a website, it sends out automated programs called spiders or crawlers to visit the website. These crawlers systematically browse through the website's pages, following links to other pages within the site. They also collect information about each page they visit, such as the text content, HTML tags, and links.
3. Indexing: As the crawlers visit web pages, they gather information about the content and structure of each page. This information is then stored in a m***ive database known as the search engine's index. The index allows the search engine to quickly retrieve relevant pages when a user performs a search query.
4. Ranking: When a user enters a search query, the search engine retrieves relevant pages from its index and ranks them based on various factors, such as the relevance of the content to the query, the quality of the website, the authority of the website, and other factors. The most relevant and high-quality pages are typically displayed at the top of the search results.
5. Displaying Results: Finally, the search engine displays the search results to the user, typically in the form of a list of web pages ranked in order of relevance. Users can then click on the search results to visit the respective websites.