With regard to bridges and switches, which of the following statements are true?（）
1、With regard to Ethernet media access m
With regard to Ethernet media access methods, which of the following are true?（）A A device waits for an electronic signal before transmitting....
2、In regard to a hub and spoke Frame-Rel
In regard to a hub and spoke Frame-Relay data network, what kind of physical network is it classified as?（）A point-to-pointB broadcast multi-accessC nonbroadcast multipointD nonbroadcast multi-accessE broadcast point-to-multipoint
3、英文单词Hub、Switch、Bridge、Router、Gateway代表
英文单词Hub、Switch、Bridge、Router、Gateway代表着网络中常用的设备，它们分别表示为（）。A交换机、交换机、交换机、路由器、网关B交换机、交换机、交换机、网关、路由器C交...
4、With regards to a diesel engine crank
With regards to a diesel engine crankcase explosion, the most violent is the（）(1) primary explosion(2) secondary explosionA(1) onlyB(2) onlyCboth (1) and (2)Dneither (1) or (2)
5、He had no time and energy to play with
He had no time and energy to play with his children or shop with his wife, but he __ home a regular salary.Adid bringBdoes bringCdid getDdoes get
6、Which switch is the root bridge for V
Which switch is the root bridge for VLAN 1?（）ASw-DS1BSw-AC1CSw-AC2DSw-AC3