How Search Engines Work?

Search engines work either by crawling or indexing billions of pages. Millions of users want to fetch a site related to a query. All this is done by search engines. They crawl billion of pages and navigate the internet on the web and follow links. As you know there are two types of links do-follow and no-follow. Do-follow is a clickable hyperlink no-follow is a clickable link but does not give any effect on google. Also, it is known as bots or crawlers they crawl our sites and add to index the search engines To know more about google search engines, check out the functioning 1. Search engines are based on database and find a content. They are made up, of two parts. Search Index- It is a library that consists of web pages Search algorithms- These are computer-based complex queries that search for a particular query. 2. Crawling- This is a process under which the search engines crawl and finds each web page according to user queries on its sites. 3. Indexing- It is a process of creating and indexing web pages after crawling. Essentially, it identifies and describes the pages by assigning particular keywords to them. 4. Processing- After crawling and indexing we do processing under which we process the data and provide relevancy accordingly. 5. Ranking- It is a process under which relevancy is calculated and the site is ranked accordingly. Aim of Search Engines. Search Engines have two types of results 1. Organic Result- They are from the search index itself and we don't pay for them. 2. Paid Results- These are the results from which the advertisers have to pay for each ad clicked. They come under PPC which is search engine marketing. URLs Url- It is the unique name of a website that is a domain address. It comes from no. of backlinks which is a new page link to another page where google can find it. Sitemaps- They tell Google which pages are important and which files are important for your site. URL Submission- Google helps in finding and crawling your URLs. Crawling It is about finding your site and crawling by either bots or spiders or web crawlers. Conclusion This blog is about how search engines work. In this blog, you will get information about how a search engine works and what are the basics of a search engine.