how does a search engine algorithm work

Introduction to Search Engine Algorithm

Before learning about Google algorithm let us first know what exactly an algorithm is An algorithm is a set of instructions to solve a problem in finite number of steps.And Google algorithm follows the same definition and rule of algorithm.It is a very complex algorithm that serves the result and it changes relatively frequently.

Why Search engine updates its algorithm?

The Digital world is now more hyped-up dynamic and influential than ever before.The constant need to deliver been the priority of the search engines.The same has been for Google and hence to keep up the changing requirement of the user and the need to deliver the most relevant result, Google updates its algorithm.Google also changes its algorithm to eliminate the sites and content they may harm the users

Why search engine penalize a  website ?

A Google penalty is the negative impact of the search engine on the website ranking. It may be a by product of the algorithm updates or if the website has intentionally used black-hat techniques.

The reasons why you website may be penalized.

1. Buying links to increase the number of backlinks coming to your site.
2. Excessive number of reciprocal links.
3. High quantity of duplicate linkinternal 404 error.
4. Black hat techniques like-keyword stuffing, hidden links , hidden content.
5. Using the links in the footer section to pass excessive link juice.
6. Missing the sitemap data.
7. Broken external links.
8. Neglection Hreflang - Hreflang is designed to notify Google that you have intertionally published duplicate content for different languages or localities.
9. Website Timing out again and again.
10. Affiliate links all over the website.
11. Overusing the meta tags in the website
12. The slow loading speed of the website.
13. Hacked content
14. Link to supspicious sites.
15. Excessive blocking of the site using the robot.txt file.
16. Over optimizing of the website.
17. Too many out bound links.
18. Error codes in website - apart from 404 error, there are other errors in the like. 302 (temporary redirection), 500 errors, etc can also lead to penalty.
19. Poor mobile websites.
20. Domain has a bad reputaion.
21. Using link farm i.e.multiple links at one place or links spamming.

All these erroe may not be the direct reason to penalize the website but play a part in the proecess.