Circuit－switching technology is used in Publish Switched Telephone Network（PSTN), Global S

Circuit-switching technology is used in Publish Switched Telephone Network(PSTN), Global System for Mobile Communications(GSM) and code Division Multiple Access (CMDA) .It is a () information transfer mode.

A.connection oriented

B.connectionless

C.high bandwidth utilization

D.poor real-time

请帮忙给出正确答案和分析，谢谢！

您可能感兴趣的试题

The total power consumed in a parallel circuit is _____.

答案解析
A circuit that has one wire in contact with the hull of the ship is a .A.series circuitB.g

答案解析
The U.S.will come to lose its leading place in technology probably becauseA．the number of

答案解析
It is inevitable that as technology develops, traditional cultures may be lost. Technology

答案解析
The potential of closed-circuit television and other electronic teaching tools is so great

答案解析
Technology surrounds us and is a part of our daily lives. We can find technological

答案解析
For the circuit shown the current that passes through the 6Ω resistor is 4A . The current that passes through the branch with two 3Ω resistors is also 4A . What is the current that passes through res

答案解析