SEO-History and Evolution
Google the tech giant came into being as a result of a college project done by a group of student’s. At the beginning Google was not that reliable or powerful like today. After the terrorist attack on world trade centre the phase of Google changed forever. People from all over the world searched about world trade centre but Google was not able to give any proper results .This made the heads of Google think about how they can improve. Many came up with different suggestions. One among that was the websites at that time wasn’t easy to crawl. Google used crawling for scanning different websites. The difficulty to crawl the websites made them release some of their official datas to the webmasters of those websites. It was known as the SEO start up guide. Web masters used these data’s to make their websites able to crawl.
Search Engine Optimization is a process of affecting the ranking of a website or a web page in a search engines search results page. There are mainly two types of Search Engine Optimization they are on-page optimization and off-page optimization.
On-page optimization
On-page optimization refers to all measures that can be taken directly within the website in order to improve its position in the search rankings .Examples of on-page optimization include actual HTML code, meta tags ,keyword placement and keyword density.
Off-page optimization
Off-page optimization refers to all the measures that can be taken outside of the website in order to improve its position in search rankings. Examples of off-page optimization include things such as link popularity and page rank.
Types of SEO
1.White Hat SEO
2.Black Hat SEO
White Hat SEO is the ethical practice of optimizing web pages and Black Hat SEO is the non-ethical practice of optimizing web pages.
Keyword stuffing:
Keyword stuffing means an effort to increase the ranking of webpage by inserting large number of keyword.
Link specific:
Google adopted a method to rank websites that is the website which has more links from another websites will be ranked higher in the search results.
Quality link specific:
It means that those websites with links from other quality sites will be placed higher in the ranking.
Passing the juise:
Those websites which has ranking and supplies links will get a decrease in their ranking.
Google Adwords:
Google Adwords is an online advertising service developed by Google. Advertisers pay money to Google for showing ad of their product.
Google Adsense:
Google Adsense used by website publishers for putting advertisements on their web pages and earn money when visitors click or on the add.
Pogo sticking:
The process in which Google increases the ranking of a website when a user spends more time in a website after clicking backspace from a previous website.
Google updates
•Panda update
Panda update was done by Google in 2011 to remove content spamming. It was meant to stop sites with poor quality content from working their way into Google’s top search results. Panda is updated from time-to-time .Panda removes those site which uses contents with low qualities and sites which has spelling and grammar mistakes.
•Penguin update
Penguin update was done against link spamming .Link spamming include link exchange, paid links, link farming, comment spamming, wiki spamming , guest blogging. Penguin update helped in understanding about those spams and in taking actions against those spams.
•Humming bird update
Humming bird update was introduced in the year 2013.It helps in giving semantic search results .It also helps in providing deep knowledge about the search. But the problem is that people acceptance make Google to accept the information as the right result even if it is wrong.
•Pigeon update
Pigeon update helped in increasing local listing in a search .It helps in finding results nearby.
•Rankbrain update
Rank brain update was launched in the year 2015.It was an advanced version of Humming bird update. Search engine uses artificial intelligence to provide more accurate results.
•Pirate update
It was an updation against piracy such as violation of copy rights. Google used DMCA to banish illegal content.
•Parked domain
Parked domain is a registration of domain names without associated with any services such as Gmail or a website. This is a practice of reserving a domain for future development.
•EMD update
This update was rolled out in the year 2012.Through this update google avoided those parked domains which does not have any improvement or achievement.
•Mobilegeddon
Mobilegeddon update gives priority to those website which is mobile friendly. Those websites which are mobile friendly will be ranked higher in googles search result.This update was released in the year 2015.