tailieunhanh - Springer Series in Advanced Manufacturing_5

Tham khảo tài liệu 'springer series in advanced manufacturing_5', khoa học xã hội, kinh tế chính trị phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 126 F. Marcotte less questioning of their current processes. In such a case the ERP as the business process supporting technologies is updated simultaneously with the processes. Besides these significant changes most enterprises have to face continuous change of their environment made of small steps small modifications small events which do not question the business processes but which require small adjustments of these processes small changes in the way of doing. Such a process adjustment capability is only possible if the business processes have some autonomy in their behaviour so that the way of doing can be adjusted according to the context while keeping the target which remains to reach the assigned goals. And obviously this autonomy is only possible for non-deterministic activities as it supposes that the activity can be performed in various ways. Figure . Business process with computerised activities and human decision activities Autonomy for a process can be defined as the available degrees of freedom or decision variables regarding the way of performing the tasks required to produce the expected results see Figure business process with computerised activities and human decision activities . But this autonomy must be coordinated by the organisation management because there is a risk that different actors use the same decision variable at different stage in a business process or in different business processes. Then conflicting situation or incoherence may arise. For example the decision to use overtime in a workshop should be centralised to avoid unexpected illegal situations as there is a legal limit on overtime use. From another example two managers deciding an inventory level should be coordinated if the inventory capacities are limited. Thus to make this coordination rules to use the decision variables are to be defined. As long as degrees of freedom are allocated to the process it will be necessary for the decision maker to build and to select .