What is Search Engine Optimization?
Here most of us are familiar with the word Search & Engine. You know Search means finding something or someone and Engine means a machine. But together Search Engine is a software or a tool that enables a user to search for information in the World Wide Web. The first website to register in the World Wide Web is http://info.cern.ch/ and this was launched on August 6, 1991 by Tim Berners-Lee. As you all know the most popular search engines in the today’s world are Google (80%), Yahoo & Bing. Before Google’s entry all other existed Search Engines were very poor in showing the relevant results to the user searched query. But Google changed the way we look into today’s Internet world.
The phrase Search Engine Optimization is first used by Bruce Clay in the year 1997. Bruce Clay is the Father of SEO according to Google search. During this period the optimized pages got highest rankings in the Search Engines but it was not a relevant result for the user query. Search Engine Optimization is the method of getting free or organic traffic of quantity and quality types to your web page. This practise was then followed by Google by creating lots of algorithm. Nowadays the search results are more relevant and below are some tips and updates of Google.
The Google Search Engine was started as a research project for the College University by Larry Page & Sergey Brin which began exploring in March 1996. The vision of Google is to provide access to the world’s information in one click.
Search Engine Optimization Tips
The three key process of Google in SEO is Crawling, Indexing & Serving. Crawling is done by Googlebot which is also known as Spider. A sitemap makes the Googlebot easily crawl the web pages of a site. A robots.txt is a file which blocks the Googlebot from Crawling the content on a site. Indexing acts like a database for Googlebot where a page is saved. Serving deals with the best result Google can deliver to a user when a search query is entered and is determined by many factors. A web page in Google is ranked by the PageRank algorithm based on Backlinks (BackRub). Nofollow is used to prevent Googlebot from following a specific link.
Important Google Updates
Google has done lots of updates year by year and here follows some major ones. Nofollow came into existence on January 2005 to control the outbound link quality. In the same year 4 months later, Google introduced Personalized Search & XML Sitemaps. Meanwhile small updates occurred and in August 2008, Google came up with an update named Google Suggest which displays the suggested searches in a dropdown while user types in search box.
Years passed and on February 23, 2011 a major algorithm update named Panda came into existence to fight against content spamming. Later on Panda came up with many versions. On April 24, 2012 Google came up with an update named Penguin to protect keyword stuffing. Later the Hummingbird update was introduced on August 20, 2013 which had a power to semantic search results. On July 24, 2014 Google launched a new algorithm update named Pigeon which improved the local search results. Later Google came up with an algorithm stating a web page should be mobile friendly. You can read more updates on moz.
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