Explanation:

It is also known algorithmic trading or automated trading. It is the process of using computers programmed to follow a defined set of instructions for placing a trade in order to generate profits at a speed and frequency that is impossible for a human trader.

Issues: It is one of the most debated issues impacting the way the securities transactions are being conducted in the world. Speedy execution, accuracy, reduced costs and avoiding the errors of human emotions are some of the reasons for its increasing popularity. At the same time, the development of such technology raises several regulatory challenges, particularly with respect to market manipulation and ensuring equity and integrity of the markets.