问题
单项选择题
网桥运行在_______。
A．物理层
B．网络层
C．数据链路层
D．传输层
答案
参考答案：C
解析：[知识点] Internet通信协议——TCP/IP 网络互联技术与互联设备[评析] 网桥是一种存储转发设备，用来连接类型相似的局域网。它是在逻辑链路层将数据帧进行存储转发。
搜题请搜索小程序“爱下问搜题”
网桥运行在_______。
A．物理层
B．网络层
C．数据链路层
D．传输层
参考答案：C
解析：[知识点] Internet通信协议——TCP/IP 网络互联技术与互联设备[评析] 网桥是一种存储转发设备，用来连接类型相似的局域网。它是在逻辑链路层将数据帧进行存储转发。
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China. She has a twin sister, Kate. They look the 2. . Every day, they 3.____ to school together. Jane usually rides a bike on Saturday. Kate likes 4.___ pictures. Their father and mother 5. in China. Their father drives a car to work. Their mother goes to work by bike. |