What is Nifty ?a. Nifty (S&P CNX Nifty) is the Index of Indian share market on NSE (National Stock exchange) like Sensex on BSE (Bombay Stock Exchange)b. Trading is done on Nifty contract which is also called as Nifty future derivative. Nifty derivative movement is based on Nifty index. In stock market language it is called as “underlying of Nifty future contract is S&P CNX NIFTY Index.”c. Nifty Lot Size - Nifty derivative consist of a lot of 50 quantities of Nifty.