ExcelR is the fastest growing company is providing Data science online course. We got the best experienced Faculty for the training and after successful completion of Data science course ExcelR will provide you certification from Malaysian University. ExcelR got many branches all over India and if you are searching for Data science online course your search ends with ExcelR.

3. DIGITAL MARKETING IS AN UMBRELLA TERM FOR THE
MARKETING OF PRODUCT OR SERVICES USING DIGITAL
TECHNOLOGIES, MAINLY ON THE INETRENET, BUT ALSO
INCLUDING MOBILE PHONES, DISPLAY ADVERTISING, AND ANY
OTHER DIGITAL MEDIUM.

5. IT IS THE INCRESING THE VISIBILTY OF WEBSITE OR WEBPAGE IN
SEARCH ENGINE RESULTS PAGE.

6. SEO
BLACK HAT
WHITE HAT
GRAY HAT

7. IN SEO TERMINOLOGY, WHITE HAT SEO REFERS TO THE USAGE
OF OPTIMIZATION STRATAGIES,TECHNIQUES AND TATICS THAT
FOCOUS ON A HUMAN AUDIENCE OPPOSED TO SEARCH
ENGINES AND COMPLETELY FOLLOWS SEARCH ENGINE RULES
AND POLICES ALSO CALLED ETHICAL SEO.

8. ON Page
OPTIMIZATION
OFF PAGE
OPTIMIZATION

9. IN SEO TERMINOLOGY, BLACK HAT SEO REFERS TO THE USE
OF AGGRESSIVE SEO STRATAGIES, TECHNIQUES AND TATICS
THAT FOCOUS ONLY ON SEARCH ENGINES AND NOT A
HUMAN AUDIENCE, AND USUALLY DOES NOT OBEY SEARCH
ENGINE GUIDELINES.

10. IT IS THE COMBINATION OF BLACK HAT SEO AND WHITE HAT
SEO.

12. 2. INDEXES
1.CRAWLER
3. ALGORITHM
4. RESULT PAGE
5. SPAM FIGHTING ALGORITHM

13. WWW CRAWLER STORE
INDEXES
DATA BASE
ALGORITHM
SEARCH ENGINE
INTERFACE

14. A WEB CRAWLER(also known as a web spider or web robot) IS A
PROGRAM OR AUTOMATED SCRIPT WHICHH BROWSES THE
WORLD WIDE WEB IN A METHODICAL, AUTOMATED MANAGER.
THIS PROCESS IS CALLDE WEB CRAWLING OR SPIDERING.

15. YOU CAN CHECK THE LAST CRWALING OF THE YOUR SITE
BY USING BELOW URL
cache:www.website.com

16. COLLECT DATA FROM CRAWLER & STORE IN DIFFERENT
DATABASES BASED ON CONTENT OF THE PAGES

17. TOTAL PAGES IN GOOGLE INDEX FROM GIVEN DOMAIN
site:www.website.com

18. THESE PROGRAMS HELPS SEARCH ENGINES TO RANK THE
PAGES BASED ON SOME CRITERIA
PAGE RANK IS AN ALGORITHM USED BY GOOGLE SEARCH
TO RANK WEBSITES IN THEIR SEARCH ENGINE RESULTS.

19. GOOGLE REPLACE NEW UPDATES TO CATCH BAD WEBSITES
MAJOR GOOGLE UPDATES
1.GOOGLE PANDA UPDATE
2.GOOGLE PENGUIN UPDATE
3.GOOGLE HUMMINGBIRD UPDATE
4.GOOGLE PIGEON UPDATE
5.MOBILE FRIENDLY UPDATE
6.RANK BRAIN ALGORITHM

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