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问题 单项选择题

企业采取（）模式时，高层管理人员对各个事业部不给出任何指导原则，而是要求各个事业部提交自己的战略计划。

A、自上而下

B、自下而上

C、上下结合

D、小组计划

答案

参考答案：B

单项选择题

窗外，博斯普鲁斯海峡中，两艘巨大的货轮交错而过，相互鸣笛致意。货轮的速度很慢，却有着既定的航线，它们不会相撞。而对于生活在由这个窄窄的海峡所分隔的两大宗教文明中的人们，要想找到解除宗教文明排他性的途径，是没有航线可循的。
对这段文字的主旨概括最准确的是( )。

A．解除宗教的排他性，无章可循
B．轮船按照既定的航线前行，就不会相撞
C．宗教文明的排他性无法消除
D．轮船的航行和宗教文明具有相似性
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单项选择题

It should go without saying that the focus of UML is modeling. However, what that means, exactly, can be an open-ended question. (71) is a means to capture ideas, relationships, decisions, and requirements in a well-defined notation that can be applied to many different domains. Modeling not only means different things to different people, but also it can use different pieces of UML depending on what you are trying to convey. In general, a UML model is made up of one or more (72) . A diagram graphically represents things, and the relationships between these things. These (73) can be representations of real-world objects, pure software constructs, or a description of the behavior of some other objects. It is common for an individual thing to show up on multiple diagrams; each diagram represents a particular interest, or view, of the thing being modeled. UML 2.0 divides diagrams into two categories: structural diagrams and behavioral diagrams. (74) are u sed to capture the physical organization of the things in your system, i.e., how one object relates to another. (75) focus on the behavior of elements in a system. For example, you can use behavioral diagrams to capture requirements, operations, and internal state changes for elements.

A．things

B．pictures

C．languages

D．diagrams
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