How does a search engines function?

A search engine is designed as a web-based tool that enables users to locate the information on the World Wide Web. Popular search engines include Google, Yahoo, Bing,, DuckDuckGo, and MSN Search; these are widely used in the world of technology with the aim of collecting and utilizing the content in an informative way. It operates with crawling and indexing, algorithms, machine learning, and user intent.

A search engine performs three essential functions to achieve the desired results –

  1. Crawling – It basically means scanning a suitable path. Crawling is done when Google visits a particular website for tracking purposes with the help of a Google spider crawler. It will thus, look for the code or content for each URL it will find. In the world of SEO, crawling or web crawling plays an important role in recognizing the particular pages and showing it in the search results.
  2. Indexing – This process helps in organizing the content found during the time of crawling. In another language, indexing helps in the process of adding the web pages into Google search. Thus, this proves to be a good idea in adjusting the ranking of a particular website.
  3. Ranking – It provides a position at which a particular site appears in the list of search engine inquiries. The ranking gets fluctuates from time to time. SEO companies perform various tasks to improve the search engine ranking and also help in bringing the ranking of the particular website among the top websites.
  1. How does Web Crawling work?

A web crawler or a search engine spider is a computer program that gathers information from hundreds of billions of WebPages and reads those pages and organizes them by creating an entry in a search engine index. Through this process, selected pages can be visited and indexed properly. A search engine employs special software tools, called spiders, to locate any information on the hundreds of existing WebPages. The process will help in gathering information such as quality and the originality of the content, keywords and then sends the achieved information to the search engine for further process. Crawling is interconnected to the process of Indexing and Ranking also. There are various reasons for the low ranking of a particular site which includes technical bugs and plagiarized content. Thus, web crawlers are required to maintain the stability and ranking of a website.

How to improve the web crawling of a website –

  • Add new content on a particular website so that one can achieve high crawling rates. There are increased chances of getting more traffic in a site through an updated and informative content. It is advised to improve the crawling rate by posting new content twice or thrice a week.
  • Improve the loading time of a website. If the customer is putting a lot of time and effort into accessing a particular pdf, image or video, then there are the chances one will lose the targeted audience. One can add smaller pages with less and sober content so that your website doesn’t take much time while loading any content.
  • Get your page linked with the page that is authorized by Google.
  • With the improved server time, one can have access to a more targeted audience to their webpage or a website.
  • Don’t compromise on the quality of content. Refuse to add plagiarized content to your webpage or website. Otherwise, the originality and the purpose will get affected.
  • Always block the unwanted pages to avoid unnecessary traffic.
  • Optimize and monitor the content displayed on a site.
  1. How does Web Indexing work?

Web Indexing carries the process of adding the WebPages into Google search. This helps the internet users in quickly getting the desired content and also helps the people who own a website to reach out to the internet with improved visibility so that one can have more traffic on their particular website. Effective indexed content will increase your chance of sustaining in competition and thus, improving the ranking of a site.

How to improve the web indexing of a website –

  • Create original content and update it regularly.
  • Share the content on different social media channels; it will help in improving the visibility of a particular site among the audience.
  • Publish original content and build a diverse link profile to publish it.
  • Create and submit a proper sitemap on a site.
  • Update a site with the help of search engines.
  1. How does Web Ranking work?

Web rankings are determined by a series of algorithms.  The ranking of a website depends on various factors which include the content it posts, the layout of website, loading and server time. A web page becomes relevant and comes under top ranking with the help of original and high-quality content.

How to improve the web ranking of a website –

  • Make a short and defined URL with fewer characters.
  • Create a highlighting title for a website so that the ranking of the site gets improved.
  • Put the headings in bigger text and the explanation in small and visible texts, so that the audience can easily read the important points.
  • Try to make interactive content by applying innovative ideas such as adding graphics, videos, and animations. This will improve the visibility of a site among the audience.
  • Add enough limit of content to a site so that the informative content can be reached to the targeted audience in the best possible way.
  1. How does Search Engine Algorithms work?

It is a set of rules that are used by search engines to determine the importance of a webpage. These rules are important to check if the content is original or spam by respecting the norms of relevance. The ranking system depends on a series of algorithms. It helps in searching for a webpage that has keywords that one is searching for. It also follows three factors such as relevance, individual factors, and off-page factors.

  • Relevancy – This algorithm helps in checking the relevancy of a page through a particular keyword.
  • Individual Factors – It is a search query that is visible in any search engine. One of the most common individual factors is the number of pages a search engine indexes.
  • Off-page factors – This helps in improving the position of a website in the search engine results page.

 How does Machine Learning work?

This is a tool used by most search engines to locate the signals together for better search quality and the optimization of the search engine has become possible through machine learning. It also helps in supervising and organizing the data with the original content.

Different areas where it works

  • It detects the pattern of the content by identifying whether the content is original or plagiarized.
  • It helps in solving specific queries and improving the custom signals.
  • Identifies new patterns of queries and assists the search engines to get the new ranking signals thus, improving the search query signal.
  • Machine learning has made it possible to analyze the colors, shapes, and patterns and then combine them with the existing data.

 How does User/ Search intent work?

User intent is an informational and technical solution and it is also known as search intent or query intent which helps in identifying and organizing the content desired by the users on a search engine. It achieves its goals when a user types some queries on a search engine. It also acts as a dominating factor for content and search engine.

Search Intent or User Intent can be categorized into three stages –

  • Informational – Aims to help a user when he/she types something on a search engine query with a specific keyword.
  • Navigational – In this stage of search intent, when a user types a particular query then it navigates the top 10 websites for good results.
  • Transactional – A user can buy specific software by making a transaction with the help of this search intent.

It is important to have a command on original content so that one can easily match the desires and requirements of the audience.


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Dhirendra Kumar

Dhirendra Pandey is the Co-Founder & CEO of Media Search Group. He has been working in the Digital Marketing industry more than 10+years.