CDA3101-Su07-FinalExam-PracticeExam

CDA3101-Su07-FinalExam-PracticeExam - CDA3101 Summer 2007...

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CDA3101 –Summer 2007 – Final Exam – PRACTICE EXAM 9 August 2007 NAME: PRACTICE EXAM UFID[5:8]: ___ ___ ___ ___ Please observe standards of honesty when working on this exam. You should have on your desk your exam booklet, crib sheet, pencils/pens, and calculator. I certify that I have not received any assistance on this examination except clarifying comments from the instructor, and all work presented here is my own. Signature: Q1___ Q2___ Q3___ Q4___ Q5___ Q6___ Q7___ Q8 ___ Q9EC___ Q10EC ___ Q11EC___ 1 (30 pts) Given a processor M with a clock rate of 4.3 GHz running a program P with 1,425 instructions, answer the following questions (show all work): (a) What CPI is needed to achieve a total running time for P of 763.8 nanoseconds? (b) If M is redesigned (but with the same clock rate), such that P runs twice as fast after redesign of M, then what must the new CPI be? (c) If P runs twice as fast after M is redesigned with a 7.1 GHz clock, then what must the new CPI be?
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CDA 3101 – Summer 2007 – Final Exam YOUR NAME: __PRACTICE EXAM___ 2 (30 pts) Suppose we have two machines M 1 and M 2 , where M 2 runs program P three times as fast as M 1 . Please answer the following questions (show all work): a) If M 1 and M 2 have identical CPI, then how much faster is M 2 ’s clock rate? b) If M 1 and M 2 have identical clock rates, then what can you truthfully say about M 2 ’s CPI in relationship to M 1 ’s CPI? How will this impact relative power consumption of the two processors? c) If M
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This note was uploaded on 04/29/2010 for the course CDA 3101 taught by Professor Small during the Spring '08 term at University of Florida.

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CDA3101-Su07-FinalExam-PracticeExam - CDA3101 Summer 2007...

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