Which statement is correct about the use of the virtual interface on a WLC ？（） [" Used to relay DHCP messages"," Used to communicate with LAPs"," Used to bring up LWAPP tunnels"," Used to extend into the wireless client VLAN"]
创建“无毒社区”活动的标准是达到“四无”。以下不属于“四无”之一的是（）。 ["无贩毒","无吸毒","无制毒","无卖毒"]
Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR and require static OSPF neighbor definition?（） [" ip ospf network broadcast"," ip ospf netw ork non - broadcast"," ip ospf network point - to - multipoint"," ip ospf network point - to - multipoint non - broadcast"]
（）是最简单实用服务器监控工具，利用它，管理员可以获得简要的系统信息，例如：应用程序、进程、性能、联网和用户等。 ["事件查看器","任务管理器","磁盘管理器","Web浏览器"]
有关投标人不平衡报价的描述中，正确的是（）。 ["A.能够早期得到工程款的分部分项工程的单价订得适当高些 ","B.估计施工中工程量可能增加的分部分项工程的单价订得适当低些 ","C.没有工程量只填报单价的分部分项工程的单价订得适当高些 ","D.暂列金额中的分部分项工程的单价订得适当低些"]
属于工业产权的有（）。
