The Internet is a vast and extensive information network with millions of pages covering various topics. When doing research, one can quickly feel overwhelmed by the volume of results because there are several articles on the same subject. So how do you know which information to focus on? When looking for information, how do you know which pages to read, and above all, how do search engines work to present results?
As an entrepreneur or growing business, it’s essential to understand the science behind search engine operations. If this is your case, or if you’re just curious, read on to learn more about how search engines work.
Table of Contents
Search engine: the definition
A search engine makes it plausible to find several resources using a query formulated in keywords, writing, or orally (voice search). The results of this query appear on search results pages, called SERPs. These are web pages, forums, videos, images, files, products, etc.
Search engines have robots that automatically navigate websites and the Internet to index web page URLs to appear on results pages, corresponding to keywords entered by the Internet user.
For example, if an Internet user wants to know the definition of a word, all he has to do is type his request “SERP definition” on the search engine to access results offering him an answer. The first results that appear are most likely to respond (in a relevant and complete manner) to his query.
What is the function of a search engine?
The role of a search engine is straightforward: to help users find the most relevant answer to their query.
Today, search engines have become essential. Indeed, they help Internet users to find a great deal of information easily and very quickly.
Moreover, without search engines, the Internet would hardly have any meaning. Indeed, search engines are the common thread that connects an Internet user to websites. Search Engines are one of the most important tools of SEO Agency in Delhi.
How a search engine works?
To quickly deliver good search results, each search engine works by following a listed path.
The crawl
The crawl is the crawling of the web by a crawler. The latter cyclically goes to all the sites and pages it finds on the Internet and retrieves data there. It will then index all the information it finds on the Internet sites.
It should be noted that the indexing robot has collection technology to perform this task. The robot also has its signature. Google’s one is called, for example, Googlebot. Web crawling s one of the most important aspects of Local SEO services.
Indexation
After the exploration of the robot then comes the indexing of all the recovered resources. This action consists of extracting the keywords considered the most relevant or the most significant from the website to send them up on its SERPs.
Indexing is also done according to the semantic field linked to the keyword. If the semantics are rich, the site can be indexed better than others and, therefore, more requests.
The research
After crawling and indexing, the last phase of the search engine’s operation is research. This is equivalent to the request made on the engine.
How do search engines give you the correct answer?
Search engines can be seen as machines whose only role is to present answers. When you make a search query, the search engine you are using operates by crawling through billions of documents it has already processed for keywords and phrases. He then does two things to provide you with the answers.
First, the search engine collects responses relevant to the words you used in your query; then, it ranks the results in order of importance. Because of this, the relevance to the topic and the popularity of the site affect the ranking of your search results. Now, how do the engines determine the relevance and popularity of a web page?
There are hundreds of factors that play a role in how search engines judge an article’s relevance. Nevertheless, some of these determinants are more significant than others. As the Internet becomes more sophisticated, engineers have devised better ways to match results with questions asked by users. As mentioned, a site’s popularity generally determines its relevance to the search engine.
Search engines understand that the more popular a website, the more valuable the information it presents. Of course, these determinants are not determined manually. Instead, algorithms, or mathematical calculations, assess relevance and rank pages based on quality or popularity. Algorithms consist of several factors and hundreds of variables, often referred to as “positioning factors.”
The different types of search engine
Several search engines have appeared since the creation of the Internet. In 2017, the world ranking elected the Google search engine as the most used by Internet users with a market share of 74.54%. Then follow the Yahoo!, Baidu, Bing, and Qwant engines.
What is the difference between a browser and a search engine?
Many people still find it difficult to distinguish a web browser from a search engine. To help you take stock of this, here we show you the difference between these two terms.
The web browser
The web browser is computer software that enables you to view the World Wide Web (www.). The use of a web browser does not depend on a search engine. You can open the browser and type in a specific URL without using a search engine. Examples of browsers include Chrome, Firefox, Internet Explorer, Safari, Opera, etc. The display of a website or its loading speed may also depend on a web browser.
The search engine
On the other hand, the search engine is a means of carrying out a specific search on the Internet. Often the search engine’s search bar is found when opening a web browser. The most popular search engines are Bing, Google, Yahoo, Qwant, etc. Appearing at the top of search results on a search engine is the goal of many sites. To achieve this, you have to optimize your site to facilitate the indexing work of robots. This is the role of Search Engine Optimization.
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