Heterogeneous network environments consist of computer systems from(1)vendors that run(2)operating systems and communication protocols．An organization that(3)its computer resources is usually(4)the task of integrating its heterogeneous systems．Typically，each deparlment or division has defined its own network needs(5)0S，LAN topology，communication protocols，applications，and other components．
　　(1)A．same
　　B．similar
　　C．different
　　D．difference
　　(2)A．same
　　B．similar
　　C．different
　　D．difference
　　(3)A．consolidates
　　B．consists
　　C．considerate
　　D．consoles
　　(4)A．faced on
　　B．faced with
　　C．faced about
　　D．faced up to
　　(5)A．in general
　　B．in any term
　　C．in set terms
　　D．in terms of
　　答案：(1)C (2)C (3)A (4)B (5)D
　　解析：异构网络环境由不同制造商生产的计算机系统组成，这些计算机运行不同的操作系统和通信协议。任何一个想统计计算机资源的组织通常会面临整合异构系统的任务。典型地，每一个部门或分部已经规定了自己的网络需要，根据操作系统、局域网拓扑结构、通信协议、应用程序及其它因素。

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