問題詳情

17. Which is not Guided Transmission Media?
(A) Copper twisted pair
(B) Copper coaxial cable
(C) Optical fiber
(D) Atmosphere
(E) All of the above

參考答案

答案:D
難度:適中0.636364
統計:A(2),B(1),C(1),D(7),E(0)