$$ Describe the characteristics of transaction processing systems $($TPS$)$ and the roles they play in a business.

$$ Describe the characteristics of management information systems $($MIS$)$ and explain how MIS differs from TPS and from DSS$.$

$$ Describe the characteristics of decision support systems $($DSS$)$ and how they benefit businesses.

$$ Describe the characteristics of executive support systems $($ESS$)$ and explain how these systems differ from DSS$.$

$$ Explain how enterprise applications improve organizational performance.

$$ Define enterprise systems, supply chain management systems, customer relationship management systems, and knowledge management systems and describe their business benefits.

$$ Explain how intranets and extranets help firms integrate information and business processes.