简述采用U/C矩阵划分子系统的步骤。
(1)根据调查结果建立企业过程和数据类的对应关系,建立初步U/C矩阵;(2)对初步U/C矩阵进行行列变换,使U、C集中在对角线上排列,然后用方框将U、C比较集中的区域框起来,形成一个初步的子系统。(3)用箭头描述子系统间的数据关系,描述子系统间的数据流。(注:每点2分,最多得5分)
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In a well-known British newspaper, a writer argued recently that "industry is caught in a web of bribery" and that everyone is "on the
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