The word computer is derived from the Latin meaning computare count. So to translate that the computer is an electronic device that can receive an input data then the data is processed so that it becomes an information (output). In the processing of data using a computer is called by the name of Electronic Data Processing (PDE). Whilethe meaning the data itself is a collection of various kinds of events are removed from a reality . While the data could be numbers, letters or special symbols or a combination of all of them. Data processing is the manipulation of data into a form that is more useful and more meaningful, such an information. Information is the result of data processing activities that provide a more meaningful form of an event. So the Electronic Data Processing is manipulation of data into a form that is more meaningful form of an information by using an electronic device, namely a computer.
