问题
单项选择题
比较常用的共享介质局域网有：CSMA／CD方法的总线型局域网，令牌环局域网，令牌总线局域网。其中CSMA/CD的含义是【】
A．Carrier Sense Multiple Access with Collision Detection
B．Control Sense Multiple Access with Collision Detection
C．Carrier System Multiple Access with Collision Detection
D．Carrier Sense Media Access with Collision Detection
答案
参考答案：A