题目内容

投资者最满意的有效组合是无差异曲线族与有效边界的切点所在的组合。()

A. 正确
B. 错误

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在普通砖砌体工程质量验收标准中,轴线位置偏移的允许偏移为不大于()。

A. 10mm
B. 15mm
C. 20mm
D. 25mm

在无列检作业的中间站,负责将列尾装置与列车尾部软管连结的人员是()。

A. 车辆乘务员
B. 运转车长
C. 机车乘务员
D. 助理值班员

You are the network consultant from pass4sure.com. One of your customer has six sites, three of which process a large amount of traffic among them. He plans to grow the number of sites in the future. Which is the most appropriate design topology?()

A. full mesh
B. peer-to-peer
C. partial mesh
D. hub and spoke

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