What is Search Engine? How Do Work Search Engine?

How Do Work Search Engine

Internet users search for the information they need in a variety of ways. Someone writes the address directly and visits his desired website. And those who do not know the address of the specific site, they usually search by typing different keywords in the search engine. Then the search engine provides different information according to its keywords.

The most popular today are Google, Yahoo, and Bing search engines. Most Internet users rely on search engines to find the information they need. Search engines can easily find the necessary information or website without knowing any address. That's why search engines are so important to internet users and web developers.

We use search engines to get thousands of essential information at a glance. Ever wondered where or how this information comes from? Everyone will easily answer this question, Google provides all the information through our web browser. So the question is where does Google get all this information from? Today I will show you how Google provides you with this information and how your favorite blog is also presented in front of everyone through search engines.

What is a search engine?

Search engines are web machines or software for finding information online. A search engine first collects all the information that exists online in its database and then displays that information to us from its stored database. In a word, a search engine is a machine or software that collects information online and presents it to the public.

How does a search engine work?

Usually, every search engine has some kind of software to collect information online. This software is called a web crawler or robot or bot in search engine language. The main function of a web crawler or bot is to increase the number of websites online and collect information from different websites/blogs and store it in the search engine database. When someone searches a search engine for information, the search engine checks its database and displays the results in front of us from the search engine's database.

In fact, if you explain all these things in the language of search engines, people like me will not be able to understand these things easily. That is why I am trying to present the subject easily for the convenience of everyone without analyzing it in the language of search engines. E.g.-

It is easy to get when you put a file or song on the hard disk of your desktop or laptop or mobile, but the information you see from the Internet is not on the hard disk of your computer or mobile. So the question is where do they come from? Below I am clearing the matter with you through an example.

Example: Suppose you put your computer's hard disk somewhere else without connecting it to the computer. So how do you view the files or songs on your hard disk? To do this you will need to connect your hard disk to the Internet through special technology i.e. network server.

Only then will you be able to view those files without connecting the hard disk to your computer. Similarly, every search engine has a server built with such a huge hard disk. In which each search engine stores all the information of the Internet on their hard disk and from there provides the information according to the search query in front of Saba. Now another question that may arise in your mind is, how do search engines collect this information?

How does a search engine collect information?

Those of you who, like me, have little understanding of computers and the Internet, normally think that when Google searches for something, Google shows you different information from the information they have created. In fact, none of the information that Google shows us is created by them. You may be surprised to hear this! There is nothing surprising here. I am trying to explain this to you more simply.

Currently, there is nothing that can not be found by searching on Google. If you do a Google search for difficult and complex topics like space research, starting from an ant, Google will give you instant information. All in all, Google has nothing to say.

Now you think, is it possible for a company to create so much information? If you think about it well, you will understand. No matter how big a company is, it will never be possible for any company to create so much information. There is more to your mind here. So how does Google show us so much information?

As you probably know, there are billions of websites and blogs online today. Millions of new websites are growing every day. As many people as there are in this universe, they are creating these blogs and websites. Every website owner is writing his knowledge and experience on their respective websites. My blog is also one of the billions of websites.

What the search engine or Google search engine is doing here is that with the help of some kind of web software or crawler or bot, the information of billions of websites all over the world is being stored in their database or web server. The next time you search by typing something into Google search engine or any other search engine, the search engine consistently shows us the best thing to be the information stored in their database.

Then by clicking on the link of that website from Google search engine we don't see the necessary information. Google does not actually own the websites that appear on Google. Google continues to run its own business here. You can call it a kind of knowledge game.

Steps for collecting search engine data

Usually, a search engine collects information in three steps. Such as crawling, indexing, and providing results.

Crawling

In the first step, the search engine sends its crawler or bot to collect information on every website in the world. In the second step, web crawlers or bots crawl the content or posts of each website. All kinds of text, images, and videos contained within a website post are indexed in the database by crawling them.

Every search engine has a kind of Web Crawlers software. In the language of search engines, these are called "robots or bots". These web crawlers visit every link on every website on the internet. Each time a site is visited, it collects new links from that site and deletes them from the Dead Link server. In this way, every site is constantly crawled and new information is constantly being stored on their search engine servers.

Crawling

Usually, every search engine collects as much information as possible from all live websites by sending a spider or web crawler. Whenever new information is added to a website or old information is edited and updated, a web crawler or search engine bot appears and retrieves new information.

Even if a new post is not posted on a website for a long time or the old post is not edited, the search engine crawler does not stop visiting that website, but continues to visit it regularly. In this way, the search engine bots collect all the information on the internet by visiting millions of websites every minute.

Indexing

Indexes pages by crawling or crawling robots in any search engine. Here is a small example to illustrate the point of index. Suppose you have a mobile shop. You sell mobiles of different companies (such as Samsung, Shaymi, App, etc.) instead of just one type of mobile in your store. In this case, you will not have to confuse all types of phones together, but the phone will be arranged separately according to the quality and company. Then you can easily show any mobile customers according to the customer's demand.

For the same reason, every website or blog owner in the world writes on a different topic. Here search engine bots sort the information of all the websites according to their content. Which blog will then top their database depends on the quality of the website. Basically, this process of a search engine is called indexing. There are many issues within indexing. Which cannot be described here.

Provide results

When we type a keyword and search in Google search engine or any other search engine, the search engine bot shows the result considering the ranking factor of the relevant result algorithm from the millions of posts indexed from its database. Google has thousands of employees to maintain these three processes.

Spiders, robots, and other programs are used in a search engine. These programs store information from websites and trace hyperlinks. Search robots, on the other hand, find documents and information from various sites and store them in search engine databases. When someone searches a search engine for information, the search engine checks the database and displays the results from the search engine database.

How does a post come up in search results?

This is very important for a blogger or web developer. This is because after a site is crawled it is stored on the hard disk of the search engine but whether it will show up in the search engine or whether it will be stored permanently depends on the index. If the link of your blog is indexed then your article will be published in search engine. This index depends on the quality of your article. If your article is of good quality and unique then it must be indexed and the article will be at the top of the search engine. And if it is not indexed then Web Crawlers will delete it from its stored data.

Watch the video tutorial

Some of the most popular search engines in the world

There are thousands of search engines in the world today. Notable among them are Google, Bing, Yahoo, Baidu, Yandex, DuckDuckGo, Ask.com, AOL.com, WolframAlpha, Internet Archive. Google, Bing, Yahoo, Baidu, Yandex are the most popular. And of all the search engines, Google search engine is at the top of popularity. Google alone occupies about 91.98 percent of the search engine market.

Some of the most popular search engines in the world

01. Google search engine

Google LLC or Google Limited Liability Company is an American multinational technology company specializing in Internet-based services and products. Google was created by Larry Page and Sergey Brin in 1998 while a Ph.D. student at Stanford University.

Google owns 14% of the shares and controls 56% of the stockholders through its special supervisory powers. On September 4, 1998, they incorporated Google as a private company. Google made its initial public offering (IPO) on August 19, 2004, and relocated to its new headquarters in Mountain View, called Googleplex.

In August 2015, Google announced plans to integrate various activities under the name Alphabet Inc. As the main subsidiary of Alphabet, Alphabet will conduct Internet activities. As part of the final restructuring, Sundar Pichai replaced Larry Page as CEO of Google. (Larry Page is now the CEO of Alphabet)

Google search engine

02. Yahoo search engine

Yahoo is a large Internet-based commercial organization. It is headquartered in Sunnyvale, California, USA. David Philo and Jerry Young are the founders of Yahoo. Yahoo has websites, search engines, yahoo dictionaries, yahoo mails, yahoo news, yahoo groups, yahoo answers, advertisements, online maps, yahoo videos, social media services, and more.

When Yahoo was launched in January 1994, it was incorporated on March 1, 1995. According to news agencies, Yahoo has about 600 million regular users. Yahoo claims that about 50 million people use Yahoo in 30 languages ​​every month. Before the launch of Google and the beginning of Google, people used the Yahoo search engine to search for something online. Yahoo's search engine has lagged far behind Google's success.

Yahoo search engine

03. Bing search engine

Bing is a web search engine controlled by Microsoft. Those who were previously known as Live Search, Windows Live Search, and MSN Search. Provides various types of search services such as web, video, images, and maps. It is created using ASP.net. Bing's slogan is 'Bing and Decide' - that is, search on Bing and make a decision. Because Microsoft has also introduced Bing as a 'decision engine' which can help the user to make a decision about something.

Bing search engine

04. Baidu search engine

It is one of the most used search engines in China. It is a Chinese web search engine founded on January 17, 2000. Baidu is mainly used for searching websites, audio files, images. Baidu's index includes more than 640 million websites, 70 million images, and 10 million multimedia files.

Baidu offers the opportunity to search for multimedia files such as MP3s, videos, movies, etc. on the Internet. Baidu is the first company in China to provide mobile-based WAP and PDA services. Baidu conducts its activities in accordance with the policies of the Chinese government. Note that the Chinese do not use any other search engine outside of this search engine.

Baidu search engine

05. Yandex search engine

It is the most widely used search engine in Russia. In fact, it is a Russian Internet company. It was launched in 1997. It has also served as an excellent search engine in Ukraine, Kazakhstan, Belarus, and Turkey. Yandex Maps, Yandex Music, Online Translator, Yandex Money, and many more services are provided by this search engine. You can search videos and pictures on this search engine. Moreover, a free email service is also provided.

Yandex search engine

Conclusion: From the above text you can get at least some idea of ​​how a search engine works? If you want the content of your blog to be displayed at the top of the search engine in front of everyone, then you must write good-quality articles.

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