【单选题】当列车调度电话不通时,应由接到救援请求的车站值班员根据救援请求办理,救援列车进入封锁区间的行车凭证为( )。
【单选题】IP地址255. 255. 255. 255的含义是
【单选题】一台主机的 IP 地址为 163 . 37 . 156 . 5 , 子网掩码为 255 . 255 . 240 . 0 ,则该主机所在的网络地址是
【判断题】当列车调度电话不通时,应由接到救援请求的车站值班员根据救援请求办理,救援列车以车站调度员的命令,作为进入封锁区间的许可
【单选题】What is the author's attitude towards assumptions based on statistical evidence?
【单选题】According to the passage, what does the author think of the traditional assumptions about consumer behavior?
A.
The assumptions are not always true.
C.
They are in consistent with the findings in investigation.
D.
The assumptions are not at all wrong.
【简答题】We must look beyond ________ and assumptions and try to discover what is missing. A) justifications B) illusions C) manifestations D) specifications