Suppose Thread One Is Downloading a 800KB File While Another

question 78

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. 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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