In a data communication system, which transport media can be described as following: Has t

12 查阅

In a data communication system, which transport media can be described as following: Has two classes: single mode and multiple mode; with higher transmit rate; with the best reliability

A.radio channel

B.fiber optic cable

C.twisted-pair cable

D.coaxial cable

参考答案:

B

计算机四级