Which two statements best describe EtherChannel?()
A. EtherChannel technology helps aggregate traffic grouping multiple,full-duplex point-to-point linkstogether
B. EtherChannel technology is based on the 802.1 IEEE stand
C. EtherChannel can aggregate up to 800 Mbps,8 Gbps,or Gbps of aggregate bandwidth for a Fast EtherChannel,Gigabit EtherChannel,or 10 Gigabit EtherChannel connection respectively
D. EtherChannel is defined for Rapid Spanning Tree for faster convergence
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船舶上检修机电设备用的手提照明灯的电源电压不超过()
A. 220V
B. 110V
C. 65V
D. 36V
若总体中所包含的统计指标数是有限的,则称为有限总体。
A. 正确
B. 错误
在合同无特别规定的情况下,根据一般解释,在FI条款下,负责卸货费用的是().
A. 承租人
B. 出租人
C. 承租人和出租人各负责一半
D. 收货人