二十世纪七、八十年代后出现了一些新的资本结构理论，主要有（）。 ["MM资本结构理论","代理成本理论","啄序理论","信号传递理论"]
What is a limitation of implementing uRPF？（） ["MPLS LDP must be enabled.","BGP routing protocol must be running.","Named access-lists must be configured.","Symmetrical routing is required.","Domain name must be defined"]
洛可可风格
What are two major sources of delay that can be managed by QoS in voice-enabled networks？（） ["propagation delay","voice packet serialization delay","congested egress queues","header overhead","packets dropped because of CRC error"]
叉车驾驶员职责中的“四会”即（）、会排除故障。 ["会使用","会养修","会检查","以上均正确"]
简述以学业成绩为标准的筛选过程。
