Suppose Thread One Is Downloading a 800KB File While Another

question 59

Multiple Choice

Suppose thread one is downloading a 800KB file while another thread is processing the same file on a multi-CPU machine.Suppose further that one time slice allows the first thread to download about 10KB and that the second thread can process 10KB of the file in one time slice.The second thread can process the file while it is incomplete.What is the minimum number of CPUs that will allow the job to be completed in roughly half the time of a single-CPU machine?

• A)1
• B)2
• C)3
• D)4

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Definitions:

Z score

A numerical metric that represents how a specific value's deviation relates to the average of a dataset, quantified by the number of standard deviations away from that average.

Normal Curve

A bell-shaped curve, also known as a Gaussian distribution, representing the spread of a variable in a way that most values cluster around the mean.

Standard Deviation

A statistic that measures the dispersion or variability of a dataset relative to its mean, indicating how spread out the data points are.

Raw Scores

The initial, unaltered scores obtained in an assessment before undergoing any transformation or normalization.