Search engine optimization (SEO) is the process of changing the position of a website or a web page in a search engine's search results (Organic or Natural results).
Read in Detail at Wikipedia
Types of SEO
There are Two Types of SEO they are as Follow :
- On Page Optimization
- Off Page Optimization
There are Two SEO Techniques they are Follow:
- White Hat SEO
- Black Hat SEO ( Negative SEO )
What is On Page Optimization?
On-page optimization is one of the types of SEO that refers to factor that gives outcome to a website or web page ranking on SERP ( Search Engine Results Page ). On-Page Optimization means controlling a webpage by you or by your page coding.
Some of the examples are HTML Code, Meta Tags like Meta Title, Description, Content Quality, Keyword Density, Outbound Links, Image Alt tag etc.
What is Off Page Optimization?
Off Page Optimization is also one of the types of SEO that are not controlled by the page coding.
Examples of Off-page optimization are Link building, Blog posting, Image Sharing, Document Sharing, Video Sharing, Info graphics submission, Increasing Page Rank and Page Authority, Article submission, Getting high quality links from relevant sites etc.
What is Page Rank or PR?
Page Rank is a rank that has been provided by Google for each and every Webpage. This Rank ranges from 0 to 10. This Page Rank is calculated by an Algorithm used by Google Web Search Engine. PR of a web page is based on the number of backlinks that received from other high PR webpage.
What is a Backlink?
Backlink means incoming links to a website or webpage. Inbound links are always better than outbound links. Those links are also known as incoming links, inlinks, inward links etc. Getting backlinks from high PR and relevant site is always good. Inlinks from .org, .edu sites would increase your website or webpage ranking on SERP. Do-follow links are better than No-follow links.
Basic SEO Interview Questions and Answers :
What are out bound Links?
An outbound-link (OBL) or outgoing link is a link from your website or webpage to another website or webpage.
What is a keyword?
Keyword is a word that is used for searching through Search Engines in order to get results related to your searched query.
What is Keyword Density?
Keyword density is the percentage density of a keyword or phrase available on a webpage compared to the total number of words on the page. It is one of the important ranking factors for search engines to display a webpage on the SERP. Providing junk keywords on a page would decrease the ranking of a webpage.
What is Anchor Text?
Anchor text is a clickable hyperlink that is also known as link text, link label and link title. The keyword contained in the anchor text would increase the ranking of a webpage that receives the incoming link.
What are organic results?
The page views come directly through SERP and not through any Off Page Optimization is known as organic results.
What is Googlebot?
Googlebot is the search bot software used by Google to index a webpage. Crawling, Caching and indexing of a webpage happen through this Googlebot by collecting details from that webpage.
What are Meta Tags?
There are several Meta tags used in HTML but the top four tags that are used for SEO are Meta Title, Meta Description, Meta Keywords and Robot tags.
What is Meta Title?
Title is the most important factors for a good SEO of a webpage. These tags should be located within head section. These tags should tell some useful information about that page. A good title tag should contain 60 characters. These titles would appear on the SERP for your website along with the Meta description of that page. Google won't penalize your page if it contains title with more than 60 characters and it skips the remaining characters. If a web page doesn't contain title tag means Google would select the H1 tag as title or it will provide the title by its own.
Always write title tag for the page and not for SEO, if you stuff keywords in you title then Google won't rank your webpage.
What is Meta Description?
A description tag should describe a webpage and it should contain keywords but don't stuff all the keywords. Meaningless description would affect your webpage. A description tag should contain 150 – 160 characters. If you provide meaningless or empty description, Google would take the description from the content available in that page.
What are Meta Keywords?
In early days Meta keywords are the least important tag for Search engine like Google. But it is an easy way to tell our important keywords to search engine. Meta keywords should contain less than 250 characters.
Now Google won't consider Meta keywords as one of the ranking factor.
What is White Hat Seo?
White Hat SEO is one of the SEO techniques that a Search engine always likes. Usage of SEO techniques, tricks and tactics by following search engine rules and regulations, algorithm and policies are known as White Hat SEO.
What is Black Hat Seo?
Black Hat SEO or Negative SEO is a common term for doing SEO Spamming Techniques. Usage of SEO by not following policies and regulations of search engine is called as black hat seo. Some of the black hat seo techniques are :
- Providing Low Quality content or duplicate content on the page
- Getting backlinks from spammed or adult sites.
- Giving keyword stuffed content on the page with background color
- Getting too much backlinks from a single page with different anchor text that targets a single page of your website.
- Google Bowling etc