في نظم المعلومات يوجد اقسام محدده كالاتي:
1MANAGEMENT INFORMATION SYSTEMS
Management information system (SIM) is:A computer-based information system that uses data recorded by TPS as input into programs that produce routine reports as output.Input & outputInput consists of processed transaction data such as bills, orders, and paychecks, plus other internal data.
Outputs consist of summarized, structured reporte: budget summaries, Production schedules, and the like.
Six Information systems for three levels of management
Executive support systems are for top managers
management information systems &decision support systems are for .
Transaction processing systems are for supervisory managers.
Office automation systems &expert systems are for all levels including management.
An MIS is intended principally to assist middle managers specifically to help them with tactical decisions. It enables them to spot trends & get an overview of current business activities
The MIS draws from all five departments or functional areas not just one.
Produces several kinds of reports:Managers at this level receive information in the form of several kinds of reports:will as total overall sales
1-Summary report 2-Exception report
3-Periodic report 4-Demand report
Report showing total sales by office by product by salesperson