CS 140 Final: CS 140cs140finalWin2007
31 Jan 2019
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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. This examination is closed notes and closed book. You may not collaborate in any manner on this exam. You have 180 minutes (3 hours) to complete the exam. Before starting, please check to make sure that you have all 21 pages. One proposed use of this visibility is to look for mistakes or bugs in operating systems. For each of the observations below describe if it is a bug or if not what normal operation would cause the observed behavior. Assume you have an unix-like operating system running in the vm on a x86 architecture system. (a) the vmm observes the same physical page present in multiple different page tables for different processes.
