• Card 20 / 22: 4. [8 points]: Louis writes a multithreaded program, which produces an incorrect answer some of the time, but always completes. He suspects a race condition. Which of the following are strategies that can reduce or eliminate race conditions in Louis’s program?Ensure that all locks are acquired in the same order.
    A) True
    B) False

    Answer:
    B) False

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Explanation:

FALSE. Always acquiring locks in the same order will prevent deadlocks. While deadlocks are arguably a form of race condition, there was no deadlock here since Louis’s program always completes.

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Computer System Engineering 6.033 Spring 2009

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Attribution:  Morris, Robert, and Samuel Madden. 6.033 Computer System Engineering, Spring 2009. (MIT OpenCourseWare: Massachusetts Institute of Technology), http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-033-computer-system-engineering-spring-2009 (Accessed 2 May, 2014). License: Creative Commons BY-NC-SA
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