《安全生产法》对从业人员在作业过程中的有关安全义务是如何规定的？
Refer to the exhibit. VTP has been enabled on the trunk links between all switches within the TEST domain. An administrator has recently enabled VTP pruning. Port 1 on Switch 1 and port 2 on Switch 4 are assigned to VLAN 2. A broadcast is sent from the host connected to Switch 1. Where will the broadcast propagate?（） ["Every switch in the network receives the broadcast and will forward it out all ports.","Every switch in the network receives the broadcast，but only Switch 4 will forward it out port 2.","Switches 1，2，and 4 will receive the broadcast，but only Switch 4 will forward it out port 2.","Only Switch 4 will receive the broadcast and will forward it out port 2."]
将夏目漱石的第二本小说翻译为“哥儿”的人是？（） ["朱自清","周作人","鲁迅","郁达夫"]
When configuring vPC-HM CDP with multiple links to the same switch， are port-channels required？（） [" Each link between the upstream switch and the VEM is an individual subgroup."," Connections that go to the same upstream switch must be configured with the command channel-group
mode active."," Connections that go to the same upstream switch must be configured with the command channel-group mode passive."," With vPC-HM CDP， the user can pin traffic from a specific VM to a specific uplink."," Connections that go to the same upstream switch must be configured with the command channel-group mode on.<\/number><\/number><\/number>"]
冷冻肉之解冻，下列何者较优（）。 ["于冷藏库（5℃）解冻","置于室温（25℃以上）","浸渍于热开水中","利用阳光曝晒"]
根据四冲程汽油机和柴油机示功图，同柴油机相比，汽油机有什么特点？
