Explanation : An org anodization n has various types of an information system at various organizational levels: (i) ESS i.e. Executive Support System: It helps in making a decision at the strategic level through advanced graphics and communication. (ii) MIS i.e., Management Information System: These are the information system at the management level of an organization that serve the functions of planning,
controlling and decision making by providing a routine summary and exception reports. (iii) DSS i.e. Decision Support System: This information system is at the organizational management level that combines data and analyzing report to support the decision. (iv) TPS i.e. Transaction Processing System: These information systems serve at the operational level. They perform and record the daily routine transactions, which are very important to run the business