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【单选题】
以下关于网络延时概念的描述中,错误的是A.
网络延时是指一个分组从源主机发出到达目的主机所需要经历的时间
B.
网络延时包括处理延时、排队延时、发送延时与传播延时
C.
一个分组通过同一条虚电路传输时，网络延时数值不变
D.
网络延时决定着分布式进程通信的质量
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皮皮学刷刷变学霸
举一反三
【单选题】总量指标按其说明总体特征的内容不同分为()。
A.
总体标志总量指标和总体单位总量指标
B.
时期指标和时点指标
C.
实物总量指标和价值总量指标
D.
动态指标和静态指标
【单选题】If you want to lead a happy life, you'd better learn to accept life_____it iS.
A.
as
B.
that
C.
which
D.
where
【简答题】As a human being you may have the choice of three basic attitudes towards life. You may treat life with the philosophy (哲学) of the vegetable, in which case your life will include being born, eating, d...
【单选题】If you want to live a happy life, you’d better learn to accept life _____it is..
A.
as
B.
that
C.
which
D.
where
【单选题】某项目完成估计需要 12 个月,在进一点分析后认为最少将花 8 个月,最糟糕的情况下将花 28 个月。那么,这个估计的PERT值是( )个月
A.
9
B.
11
C.
13
D.
14
【简答题】Goals can help you do, be and experience everything you want in life．Instead of just letting life happen to you, goals allow you to make your life happen． Successful and happy people have an idea of h...
【简答题】Goals can help you do，be and experience everything you want in life．Instead of just letting life happen to you，goals allow you to make your life happen． Successful and happy people have an idea of how...
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