As sololearn certificates are not worthy to add in resume so please give me list of online sites to get a certificate for coding

Answer 1

Oracle: First of a lot of Java exams can be found here:
https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-803&p_org_id=&lang=

245 $ just for the exam, the preparation courses are much more expensive. Usually a company will pay that for their employees, if they want them to be certified or to motivate them...

Answer 2

everything is worth putting in the CV, if you can demonstrate your gained skills.
If you can't, then everything you put will be useless paper regardless of if it is free or paid.

Answer 3

The most effective certificate anyone can get is the hands-on experience while trying to attain customer's satisfaction.