what are primary and secondary markets ?

 What are primary and secondly markets? As new investor in the stock market. Sachin wants to understand the primary and secondly markets. The primary market its whether stock are created and secondary market it whether stock are traded when the company decides to go public for the first time by raising an IPO it is done in the prime the market get a company sell it shares directly to the investor. After the shares bought first time in the primary market traders buy and sell the shares among themselves in the secondary market. In the secondary market the issue in company is not involved directly in any transactionso in the primary market Sachin will buy shares to directly from a company.