CS140midtermWin2008

CS140midtermWin2008 - CS140 Operating Systems and Systems...

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CS140 Operating Systems and Systems Programming Midterm Exam February 8, 2008 (Total time = 50 minutes, Total Points = 50) Name: (please print)______________________________ In recognition of and in the spirit of the Stanford University Honor Code, I certify that I will neither give nor receive unpermitted aid on this exam. Signature:_______________________________________ This examination is close notes and close book. You may not collaborate in any manner on this exam. You have 50 minutes to complete the exam. Before starting, please check to make sure that you have all 11 pages. 1 2 3 4 5 6 7 8 9 10 Total
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CS140 Midterm Winter 2008 Page 2 of 11 f 1. (5 points) Your partner has already started looking at programming assignment 3 for the class where you add a virtual memory to your Pintos OS. He decides to implement a local replacement policy. He further claims that he can still use the clock LRU approximation algorithm except now rather than having a single clock there would be one clock per process in this system. Does this make sense? Explain your answer.
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This note was uploaded on 03/24/2008 for the course CS 140 taught by Professor Rosenblum during the Winter '08 term at Stanford.

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CS140midtermWin2008 - CS140 Operating Systems and Systems...

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