题目内容

篮球运球是进攻队员在场上相互联系和组织进攻的手段

A. 对
B. 错

查看答案

搜索结果不匹配？点我反馈

更多问题

A__________________is a transmission medium that carries a signal between the transmitter and the receiver.

A. communication channel
B. telephone line
C. coaxial cable
D. multiplexing

______is a form of signal transmission in which one communication channel carries several transmission at the same time.

A. Braodcaster
B. Microwave
C. Multiplexing
D. Coaxial cable

The method of dividing the medium into communication channel is called ______.

A. EMI
B. TDM
C. FDM
D. PCM

Transmission media are classified as wired and _________.

A. the telephone line
B. the twisted pair cable
C. the optical fibre
D. wireless