In today's world, social, mobile, analytics, and cloud (SMAC) are the cornerstone technologies driving innovation inside many if not most enterprises. SMAC (social, mobile, analytics and cloud) is the concept that four technologies that are currently driving innovation in business. SMAC creates an ecosystem that allows a business to improve its operations and get closer to the customer with minimal overhead and maximum reach. Just look at how SAP, Oracle, Microsoft, IBM and others are spending billions of dollars, acquiring companies or developing applications to address the demand for SMAC. Discuss how these applications helps in the development of SMAC.