● Microsoft's COM is a software __(66)__ that allows applications to be built from binary software components. COM is the underlying architecture that forms the foundation for higher-level software services, like those provided by OLE. COM defines a binary standard for function calling between components, a way for components to dynamically discover the interfaces implemented by other components, and a mechanism to identify components and their interfaces uniquely.    OLE is a compound __(67)__ standard developed by Microsoft. OLE makes it possible to create __(68)__ with one application and link or embed them in a second application. Embedded objects retain their original format and __(69)__ to the application that created them. Support for OLE is built into the Windows and MacOS Operating Systems. A __(70)__ compound document standard developed mainly by Apple and IBM is called OpenDoc.

试卷相关题目

• 1● 以下连网设备中，工作于网络层的设备是__(62)__。

  A.调制解调器

  B.以太网交换机

  C.集线器

  D.路由器

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• 2● 在ISO OSI/RM中，__(61)__实现数据压缩功能。

  A.应用层

  B.表示层

  C.会话层

  D.网络层

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• 3● 设|V|=n（n>1），当且仅当__(59)__，G=<V，E>是强连通图。

  A.G中至少有一条路

  B.G中至少有一条回路

  C.G中有通过每个结点至少一次的路

  D.G中有通过每个结点至少一次的回路

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• 4● 设集合A中含有4个元素，则A上不同的等价关系的个数为__(58)__。

  A.15

  B.14

  C.13

  D.12

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• 5● 下列语句中，__(55)__是真命题。

  A.计算机程序只能存储在内存中

  B.如果1+1=5，那么1+2=3

  C.如果1+1=3，那么雪是黑的

  D.严禁考试作弊

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• 6● VRML is a __(71)__ for 3D multimedia and shared virtual worlds on the WWW. In comparison to HTML, VRML adds the next level of interaction, structured graphics, and extra __(72)__ (z and time) to the presentation of documents. The applications of VRML are __(73)__, ranging from simple business graphics to entertaining WWW page graphics, manufacturing, scientific, entertainment, and educational applications, and 3D shared virtual worlds and communities.    X3D is the name under which the development of VRML is continued. X3D is based on XML and is backwards __(74)__ with VRML. Furthermore, it is componentized, profiled, and extensible, which makes it possible to use X3D in very different __(75)__, from high-end visualizations to lightweight applications.

  A.link

  B.format

  C.structure

  D.procedure

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