SEO

#SEARCH ENGINE OPTIMIZATION.

Search engine optimization is the process of improving the visibility of the website ( collection of web pages)in an organic way(unpaid way) by implementing friendly search engine elements.

Now the question is, what is search engine ???

search engine are platform that search document for keywords( words which user uses for searching anything)nd return a list of document  where the keyword will found.  

keywords

There are no. of search engine platforms.
1. GOOGLE
2. YAHOO
3. BING
4.YANDEX
5.BAIDU .....(AND SO ON)

                      

(GOOGLE IS MAINLY USED IN IDIA FOR SEARCH ENGINE.)

 For understanding SEO there is a term which called SERP (SEARCH ENGINE RESULT PAGE)

it's basically a page which search engine(yahoo, google) open for us after searching our queries with the help of internet. 
 this has total 
. 17 result 
                # 10 organic one # 7 paid one 

# SEM consists 30% of this page nd rest is for  SEO.

                    SERP PAGE (search engine result page)

#N0wadays SERP is like this.......

1. ..............................
2.................................
3...................................
4.................................... ( THESE 4 ARE PAID ONES, ADDS)
 LOCAL MAP BUSINESS
5..............................
6................................
7................................
8.................................
9..................................
10................................
11................................
12.................................
13...................................
14....................................( THESE ARE ORGANIC ONE SEO)
15.....................................
16..................................... 
17.....................................( THESE ARE AGAIN PAID ONES, (ADDS))
    


# SO with the proper knowledge of SEO you can easily make your website on the first page of google.



GOOGLE has its own brain, all the work of taking out the data and another one is done by robots.
                                     ROBOTS
 Robots are a set of instruction and commands given by search engines to perform specific tasks.  


 NAME OF ROBOTS ON DIFFERENT SEARCH ENGINES.

SEARCH ENGINE                 ROBOTS
GOOGLE                                 GOOGLEBOOT(SPIDER)
BING                                        BING BOOT
YAHOO                                    YAHOOBOOT
BAIDU                                     BAIDU BOOT
YANDEX                                 YANDEX BOOT  

Google robots name
.  on the page( whatever work we have done on the website) -panda
. off page  - penguin
.  local business map - hawk
. mobile updates-hummingbird

spider is head of all 4.


#Google has a rank brain that works on a  LSI( LATENT SYMMATIC INDEXING)

Algoritham and work of robots.
1. Crawling
2. Indexing
3. caching