Computing : using computers technology and writing programs for them. It is part of the Information Technology.
Computer science is the study of computing and the application of its theories. Scientific computing is concerned with constructing mathematical models or simulations with the aid of computers in order to analyze and solve scientific, economic, social and engineering problems.
Computing has dramatically influenced progress in science, engineering, business, and many other areas of human endeavor. In today’s world, nearly everyone needs to use computers, and many will want to study computing in some form. Computing will continue to present challenging career opportunities, and those who work in computing will have a crucial role in shaping the future.