Explain the use of transaction processing systems (TPS) and their link with executive information systems (EIS) in an organisation of your choice in your degree specific discipline area, e.g. Marketing, Accounting and HRM, etc. Also explain the role of IS

Explain the use of transaction processing systems (TPS) and their link with executive information systems (EIS) in an organisation of your choice in your degree specific discipline area, e.g. Marketing, Accounting and HRM, etc. Also explain the role of IS strategy in successful use of such systems. (Module: Strategic Information Systems) (Words: 2,000)

Please provide examples and illustrations where required.