题目内容

在TCP/IP参考模型中,与OSI参考模型的网络层对应的是

A. 主机一网络层 R)传输层
B. 互联层
C. 应用层

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关于0SI参考模型的描述中,正确的是

A. 不同节点的不同层通过协议通信
B. 高层需要知道低层的实现方法
C. 不同节点的同等层具有相同功能
D. 高层通过接口为低层提供服务

IEEE802.11支持的网络类型是

A. 光纤传感网
B. 无线VPN
C. 无线广域网 I))无线局域网

在0SI参考模型中,提供路由选择功能的是

A. 物理层
B. 网络层
C. 会话层
D. 应用层

Which of the following is not a reason for the rapidity and intensity of pollution in Japan?

A. The Japanese were generally modeled on the American Pattern of industrial development.
B. Japan was unwilling to allocate funds for the solution to environmental problems.
C. No sanitary engineering departments were set up in higher institutions in Japan.
D. Japan placed too much emphasis on economic growth and neglected environment.

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