专业技术中级资格多媒体应用设计师基础知识2008年下半年多媒体应用设计师上午试卷（B）

试卷预览

• 51● 下面关于网络系统设计原则的论述中，正确的是 （67） 。

  A.网络设备应该尽量采用先进的网络设备，获得最高的网络性能

  B.网络总体设计过程中，只需要考虑近期目标即可，不需要考虑扩展性

  C.网络系统应采用开放的标准和技术

  D.网络需求分析独立于应用系统的需求分析

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• 52● 下面的选项中，属于本地回路地址的是 （68） 。

  A.120.168.10.1

  B.10.128.10.1

  C.127.0.0.1

  D.172.16.0.1

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• 53● 下面关于防火墙说法正确的是 （69） 。

  A.防火墙一般由软件以及支持该软件运行的硬件系统构成

  B.防火墙只能防止未经授权的信息发送到内网

  C.防火墙能准确地检测出攻击来自哪一台计算机

  D.防火墙的主要支撑技术是加密技术

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• 54● Internet上的DNS服务器中保存有 （70） 。

  A.主机名

  B.域名到IP地址的映射表

  C.所有主机的MAC地址

  D.路由表

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• 55● 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 differentdomains. Modeling not only means different things to different people, but also it can usedifferent pieces of UML depending on what you are trying to convey. In general, a UML modelis made up of one or more （72）. A diagram graphically represents things, and the relationshipsbetween these things. These （73）can be representations of real-world objects, pure softwareconstructs, or a description of the behavior of some other objects. It is common for an individualthing to show up on multiple diagrams; each diagram represents a particular interest, or view, ofthe thing being modeled. UML 2.0 divides diagrams into two categories: structural diagrams andbehavioral diagrams. （74）are used to capture the physical organization of the things in yoursystem, i.e., how one object relates to another. （75）focus on the behavior of elements in asystem. For example, you can use behavioral diagrams to capture requirements, operations, andinternal state changes for elements.

  A.Programming

  B.Analyzing

  C.Designing

  D.Modeling

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