What are the various computer applications used in the various fields available?

Computers have a large number of applications in variety of fields. Computers have great applications in the field of Information Technology, Physics, Medical sciences, Artificial intelligence, Robotics, Information Systems, Economics, Statistics, Financial Management, Nuclear Physics, Businesses, Human Resource Management

etc. Computers are widely used by the businesses and organizations for effective management of information and resources in almost all departments. Marketing and advertising

agencies rely on computer databases of customers and various other tools to track the needs of the customers. Human Resource Management Information Systems help organizations to keep record about the employees. Computers are used in networks which help individuals in the organizations to communicate with each other by sharing files and important documents.