Yes, why not every certificate matters, if you did this course seriously then it is useful. You can use your knowledge in the stock market. IF you not putting your ideas into practices then the course is not much for worthy. So, if you did the course then you should do practice and use the skill into the stock market. However, you can join any institute to learn technical and fundamental analysis by joining any of the institutes like
NIFTY trading acedmy
National stock exchange
Radical Institute of stock market,
Maheswari institute,
Arihant capital market,
Kalpataru Institute of capital market, etc.
(Source: https://www.quora.com/Are-stock-market-diploma-courses-useful)
sharemarketshiksha 