SAP (System, applications & Product in data processing) is a German multinational software corporation that makes enterprise software to manage business operations and customer relations. An SAP is one stop business solution software. There are plenty of modules which can be used to manage a whole business in single software.
SAP provides a wide range of customization option so business organization can make software as per their need. An SAP is a proprietary product of SAP Corporation Germany. SAP is a big ERP (Enterprise Resource Planning) software which helps to manage, analyzing, improving small, medium or big scale businesses.
SAP is Single software that can manage many different departments of organizations. It is centralized software which can store and manage different departments at the same time.
Some modules of SAP are Material management, Human resource, Information system, Customer relationship management, Product lifecycle management and many more. These are few described above still there are more modules which are covered by SAP ERP software.