Network topology exhibit： 3 configuration exhibit： You work as a network technician at . is a large international company with offices in the US and in Europe. You work at the New York Office. Recently a new switch block with multiple VLANs configured were added to the Barcelona LAN. Your boss at， Miss， tells you that the personal at the Barcelona office failed to document the spanning tree topology during installation. She gives you a plane ticket to Barcelona and orders to provide a baseline of configuration information in regard to the switch block spanning tree topology. Two days later you arrive at the Barcelona office. You study the network topology carefully， see exhibit. Then you connect to the 3 switch； issue the show spanning tree command. Please refer to the exhibit for the output. You are then required to answer the scenario questions using the information that is available.
汽车12V电子的电压调节器调压范围为（）。 11.8-12.8V。 13.8-14.8V。 14.8-15.8V。 15.8-16.8V。
一个人面对同一问题，能想出多种不同类型的答案，这表明他的思维有（）。 流畅性。 变通性。 指向性。 独创性。 复杂性。
在环形拓朴中，如果某台设备发生故障，将带来什么后果？（） 整个网络都将瘫痪。 网络将自行恢复。 电缆另一端的设备将无法通信。 电缆另一端的设备仍能通信。
心理活动的独立性较差，消费动机主要源于生理性需要的消费群体是（） 儿童消费群体。 少年消费者群体。 青年消费群体。 老年消费群体。
所承受的压力大于等于（）MPa，小于1.6MPa的压力容器为低压容器。
