题目内容

下列说法正确的是

A. 我国的高性能计算技术处于世界领先水平
B. 并行计算是高性能计算的主要实现形式
C. 网络传输速度是高性能计算的主要瓶颈
D. 高性能计算需要设计和实现并行计算算法

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高性能计算可以通过提升单个计算机的处理性能来实现

A. 对
B. 错

高性能计算是衡量一个国家计算机科学水平的重要指标

A. 对
B. 错

某居住区生活给水定额200L/人/d,居住区人口数N=10000人,污水收集系数0.85,则居住区生活污水设计流量Q1为()

A. 38.38
B. 30.32
C. 44.68
D. 46.30

Which of the following statements is NOT correct? When the War of Independence was over?

A. each new state had its own government.
B. each new state made its own laws and handled all of its internal affairs.
C. the national government was called the Congress with little power.
D. the relationships between the states and the national government were clearly defined.

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