单项选择题
What method of streaming live video is the least taxing on bandwidth in a large enterprise environment?()
A.TCP B.UDP C.HTTP D.Multicast
单项选择题 WhichstatementisFALSEconcerningConcatenation?()
单项选择题 Inopticaltransmissionsystems,chirpedlasersareusedforthepurposeof:().
单项选择题 WhatlayeroftheTMN(telecommunicationsmanagementnetwork)modeldoesCTMfitinto?()