题目详情

The ____ is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarizeD.The workflow enactment service is the heart of a workflow system which consists of several ____. In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a ____, which consists of ____ indicated using a circle, and __请作答该选项__ shown as a rectangle. These two components can be linked by means of a directed arC.

  • A.trasitions
  • B.transformations
  • C.transmitters
  • D.changes

正确答案及解析

正确答案
A
解析

工作流参考模型是WFMC用来对工作流管理系统架构通用描述,在这个模型中,对主要组件和相关接口进行了概括。工作流例行服务是工作流系统核心,由几个工作流引擎组成。在工作流系统中,过程是使用过程定义该来加以说明。通常情况下,过程通过Petri网术语来进行定义,其中包括位置(用圆圈表示)和变迁(用矩形表示),这两个组件通过带箭头弧相连。

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