流水线技术是通过并行硬件来提高系统性能的常用方法。对于一个k段流水线，假设其各段的执行时间均相等（设为t），输入到流水线中的任务是连续的理想情况下，完成n个连续任务需要的总时间为（ ）。若某流水线浮点加法运算器分为5段，所需要的时间分别是6ns、7ns、8ns、9ns和6ns，则其最大加速比为（ ）。
问题1选项
A.nkt
B.(k+n-1)t
C.(n-k)kt
D.(k+n+1)t
问题2选项
A.4
B.5
C.6
D.7
正确答案及解析
正确答案
解析
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