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How Google search works?

How Google search works?

HARIDHA P 30 23-Jan-2023

Google Search is one of the most widely used and powerful search engines in the world. It is the go-to tool for millions of people looking for information on the internet. But how does Google Search actually work? In this blog post, we will take a deep dive into the inner workings of Google Search and explain how it helps users find the information they need.

Crawling and Indexing

The first step in understanding how Google Search works is to understand the concept of crawling and indexing. When a new website is created, Google's crawlers, also known as spiders, will visit the site and follow links to other pages on the site. As the crawler visits each page, it will extract the text, images, and other elements on the page and add them to an index. This index is a massive database of all the pages that Google has crawled.

Search Query

Once the pages have been indexed, Google uses a complex algorithm to rank them based on their relevance to a given search query. The algorithm takes into account over 200 different factors, including the content of the page, the number of other sites linking to it, and the overall authority of the site. The result is a list of pages that are most likely to be relevant to the user's search query.

One of the key factors that Google uses to rank pages is the relevance of the content on the page to the user's search query. Google's algorithm uses natural language processing to understand the meaning of the content on the page and how it relates to the search query. This means that the algorithm can understand synonyms and context, making it more likely that the user will find what they are looking for.

Linking

Another important factor that Google uses to rank pages is the number of other sites linking to it. Google views links as a 'vote' for the quality of a page. The more high-quality sites that link to a page, the more likely it is that the page is relevant and useful. However, Google also looks at the overall authority of the site linking to the page. A link from a well-respected and established website is worth more than a link from a new or low-quality site.

 Authority 

Google also takes into account the overall authority of the site. A site with a long history and a lot of content is likely to be more reputable and trustworthy than a new site with very little content. This is why established sites tend to rank higher in Google's search results.

In addition to these factors, Google also uses a number of other techniques to help users find the information they need. For example, Google's 'autocomplete' feature suggests search terms as users type in their query, making it easier to find what they are looking for. Google also uses machine learning to personalize search results based on the user's location, search history, and other factors.

Wrap Up

Google Search is a powerful tool that helps users find the information they need on the internet. The search engine uses a complex algorithm to crawl, index, and rank pages based on their relevance to a given search query. 

Google's algorithm takes into account over 200 different factors, including the content of the page, the number of other sites linking to it, and the overall authority of the site. With its natural language processing capabilities and its machine learning techniques, Google search is able to understand the context and personalize the search results for the users.


A passionate writer, blogger, language trainer, co-author of the book 'Irenic' and an enthusiastic learner. Interest includes travelling places and exploring.

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