Stock market is the place where buyers and sellers exchange stocks.Stock market helps the economy to grow because of its high liquidity.There are many markets.We have two exchanges-NSE AND BSE.SEBI plays an important role in regulating.We have two main terms NIFTY by NSE and SENSEX by BSE.The basics of stock market also includes shareholders,promoters and direcctor.The process of getting public money is to advertise to get capital,apply for IPO and issuing of certificate to shareholders.Then we can see Stock trading mechanism.