你的企业网络中实现了WLAN，为了确保WLAN中的VOICE数据流的通话质量，决定实施QOS，在WMM中应该把VOICE数据流设置在下面哪个优先级别中？（） ["Platinum","Gold","Silver","Bronze"]
绕组间的互感分为哪几类？
下列说法正确的是（） ["汇率风险只在固定汇率下存在","汇率风险只在激动汇率下存在","汇率风险在固定汇率和浮动汇率下均存在","汇率风险在固定汇率和浮动汇率下均不存在"]
纸包装设计有哪些要求？
A router has learned three possible routes that could be used to reach a destination network. One route is from EIGRP and has a composite metric of 20514560. Another route is from OSPF with a metric of 782. The last is from RIPv2 and has a metric of 4. Which route or routes will the router install in the routing table?（） [" the OSPF route"," the EIGRP route"," the RIPv2 route"," all three routes"," the OSPF and RIPv2 route"]
古罗马人在建筑上有哪些贡献？
