Big data is a field that has recently been promising. It is a field that collects hundreds of billions of data produced every day and turns it into big data so that they can be analyzed and utilized according to the business field. AI is a field of computer science and information technology that enables computers to do machine-learning and deep learning.A department that trains human resources necessary for the 4th industry by educating technology to artificially embody some or all of human intellectual abilities with software so that computers can imitate human intelligent behavior.