Quality assurance holds the higher stakes in helping business make insightful and more intelligent decisions. Business intelligence tools include accelerating and improving decision-making, optimizing internal business processes, increasing operational efficiency, driving new revenues and gaining competitive advantage over business rivals. BI systems can also help companies identify market trends and spot business problems that need to be addressed.
Data Warehouse is a consolidation of data from a variety of sources that is designed to support strategic and tactical decision making. Its main purpose is to provide a coherent picture of the business at a point in time.