H3C无线控制器中将AP1的radio 1信道配置为6的正确操作步骤是（ ） A: [H3C] wlan ap ap1 , [H3C-wlan-ap-ap1] radio 1 , [H3C-wlan-ap-ap1-radio-1] channel 6 B: [H3C]wlan ap ap1 , [H3C-wlan-ap-ap1]radio 1 channel 6 C: [H3C] wlan ap ap1 radio 1 channel 6 D: [H3C] wlan ap ap1 radio 1 , [H3C-wlan-ap-ap1-radio-1] channel 6

Which channel will be selected as the Active Channel on CFM56-7B engine? ( ) A: Channel A B: the nearest channel C: Channel B D: the healthiest channel

（1）系统如图1所示，双缓冲方式是（ ）。 A: 同时控制输入寄存器和DAC寄存器 B: 只单独控制输入寄存器 C: 只单独控制DAC寄存器 D: 分时控制输入寄存器和DAC寄存器

下面关于Channel的类型包括（ ）。 A: Network Channel B: Array Channel C: File Channel D: Memory Channel

下列哪个不属于flume的channel类型（）。 A: Memory Channel B: File Channel C: JDBC Channel D: HDFS Channel

Which of the following are the channels at the customs? A: the red channel B: the yellow channel C: the green channel D: the blue channel

Medicinals which can treat the cough usually act on A: The spleen channel B: The lung channel C: The liver channel D: The heart channel E: The kidney channel

When underway in a channel，you should keep to the（）. A: Middle of the channel B: Starboard side of the channel C: Port side of the channel D: Side of the channel that has the widest tur

The stomach channel connect with the spleen channel in the .

2. In other words, "Having-things-to-declare Channel is called Green Channel, "Nothing-to-declare Channel" is called Red Channel.