Search engine optimization or SEO is a process of keep changing the position of a web page or website in a search engine results by using keywords or phrases.
Two Types of SEO are:
SEM (Search Engine Marketing), it is used for the promotion of website through Search Engine Result Page (SERP) , while to optimize the search result of your webpage or website SEO (Search Engine Optimization) is used.
It is a method by which the user is redirected to new page url to old page url . It is a permanent redirect and it is also useful in directing link juice to new url from old url .
The incoming links to your website or webpage is referred as Backlink.
Title tag can be between 66-70 characters and Meta description tag can be between 160-170 characters.
From SEO point of view, for dynamic website, special additional SEO stuffs have to be implemented.
After the recent EMD update, the weightage on the presence of keyword on a domain has reduced. It is therefore important to go for a domain name that can focus on building a brand rather than using only keywords which could make a domain look spammy. Although having keywords in the domain helps but it would work only if the combination comes out as brandable. Some popular examples of website which succeded without having keywords in it are flipkart.com, myntra.com, ebay.com, digg.com, reddit.com
Title tags are very essential in SEO, as it tells about the contents on that web page. Through title tags only the search engine will tell the user, what is there in the page.
Competitive analysis does the comparison, between the website I am optimizing, and the website that is ranked highly in search results.
A 404 error is returned when the browser requests a resource from the web server and the server is unable to find that resource so it returns 404 file not found error. On the other hand, soft 404 error is returned when the browser requests a resource from the web server and the server returns 200 OK response for a file that does not exist on the server. Hence, in both the cases, file is not present on the server but in case of soft 404 the server returns 200 OK response code by mistake. We can find out these errors with the help of Google Webmasters Tool and we can either remove them by adding proper redirects and by creating a custom 404 page for helping the user in proper navigation while browsing the site.
Cloaking involves using deceptive techniques which presents the user with a different version of the webpage than that presented to the search engines.
Google Dance happens when major updates happen on the database maintained by Google. Constant shuffling leads to unstable rankings of the Web Pages.This continues for some days and is known as Google dance. It was witnessed in the past before the real time searching happened. Now, Google updates its index almost everyday and changes are witnessed narrowly.
Robots.txt is a text file. It is through this file, it gives instruction to search engine crawlers about indexing and caching of a webpage, file of a website or directory, domain.
Penguin is the code name for Google algorithm. Its main target is to decrease the ranking of that website that are violating the Google Webmaster guidelines. These guidelines are violated by using black hat techniques like cloaking and stuffing.
On doing search on your domain and if nothing appears then there are three possibilities.
Keyword is a single word, and while a combination of those keywords makes phrases. These keywords or phrases are used by the search engines to populate the subjects over the internet. Search engine stores keywords in the database, and when search is done, it will come up with the best possible match.