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A three-level access control model based on role, department and task is proposed in this paper. Task is one of the basic concepts in project management research area and department is one of the basic concepts in organizational structure theory. After introducing the concepts of task and department, this model regards them as independent authorization factor with role of the traditional RBAC96. This...
In the view of transaction cost economics, the subcontracting boundary of engineering project is studied. By dividing the total cost of engineering project into three parts, the model of subcontracting boundary is set up to analyze the theoretical basis of subcontracting development. In order to discuss how to solve actual problem with this idea, common subcontracting, specialty project subcontracting...
During CMMI (Capability Maturity Model Integration) performance in high maturity organizations, it is necessary to build five basic process performance models: lifecycle model, quality model, resource model, measurement model, and control model, in order to estimate, predict, monitor and control the cost, schedule and quality quantitatively and efficiently in project management. After presenting the...
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