《大同书》中是如何构建理想教育体系的？
Which three statements accurately describe layer 2 Ethernet switches?（） Microsegmentation decreases the number of collisions on the network.。 if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.。 Spanning Tree Protocol allows switches to automatically share vlan information.。 In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.。 Establishing vlans increases the number of broadcast domains.。 Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.。
从价税＝商品（）×从价税率。 重量。 质量。 数量。 总值。
“中学为体，西学为用”的含义和实质是什么？
Which two IOS commands are equivalents for putting a Cisco 7500 OC-12 RPR interface card intowrapped mode？ （） shutdown [a b]。 srp shutdown [a b]。 srp ips request manual-switched [a b]。
供应链管理环境下，采购的目的是（）
