Stock exchange is a particular market place where authorized brokers come together daily (i.e. on working days) on the floor of market which is called as :

Trading Circle

Stock exchange is a particular market place where authorized brokers come together daily (i.e. on working days) on the floor of market called trading circles and conduct trading activities. The price of different securities traded are shown on electronic boards. After the working hours market is closed. All the working of stock exchange is conducted and controlled through computers and electronic system.