Dentistry

Hello Ambrish,
Dentristry courses in Germany lasts for six years on the whole and not split into bachelor or master degree. First, check the requirements and if your high school diploma is recognized in Germany. You must complete 13 years education to be eligible whatsoever. You may have to take a studienkollege course to meet the criteria. Please refer to the DAAD admission database for requirements, eligibility, Scholarships etc. and all country specific requirements.
Regards

As a subject, it may not be difficult. So, many students are coming out without difficulty. For getting some foothold, naturally, some may take time to settle. It is possible, that any course may take time for giving the right yield.