题目内容

依据华电《电力安全工作规程》(热力和机械部分)的规定,电气工具和用具的电源线禁止接触()或放在湿地上。

A. 热体
B. 尖锐物体
C. 腐蚀性物品
D. 胶皮垫

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When designing the Network Admission Control (NAC) Appliance for the Enterprise Campus Network, which of the following requirements would help the designer to narrow down the NAC choices, from Virtual Gateway to Real IP Gateway, or from In-band to Out-band?()

A. QoS ToS/DSCP values are required to be forwarded transparently
B. Device redundancy is required
C. Per-user ACL support is required
D. Multicast service support is required

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