Electronic Data Processing: Data processing through software and computer programs.Įach method has its benefits and drawbacks on the basis of time, cost, and accuracy.Mechanical Data Processing: Data processed with the help of mechanical devices, such as calculators, etc.Manual Data Processing: Data processed by human beings.There are three methods for processing data: DP is used as a process in the corporate world to obtain insights for the benefit of organisations. Data processing (DP) refers to the collection, analysis, and manipulation of data to obtain valuable information.