It can fail to detect race conditions that 3. 8 points Which of the

Question 13 / 18:

3. [8 points]: Which of the following statements about the Lockset algorithm as used in the Race-Track paper (Reading #7 "RaceTrack: Efficient Detection of Data Race Conditions via Adaptive Tracking” by Yu, Rodeheffer, and Chen, Proc. of the 20th ACM Symposium on Operating Systems Principles, 2005) is true?

It can fail to detect race conditions that are actually present in the code.

A True

B False

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Explanation:

TRUE. Racetrack only flags race conditions that it actually sees in a trace of some execution of the program; different executions may reveal other races.

Exam Home Page

https://www.jobilize.com/computer-system-engineering-exam-by-prof-robert-morris-mit

Computer System Engineering 6.033 Spring 2009

Author:

Prof.Robert MorrisProfessor

MIT Massachusetts Institute of Technology

USA

Access: Public Instant Grading

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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