Consider the methods used by processes P1 and P2 for accessing their critical sections. The initial values of shared Boolean variables S1 and S2 are randomly assigned,P1 While (S1 = = S2); Critical section S1 = S2;P2while (S1 = = S2);critical sectionS1 = S2;Which one of the following statements describes the properties achieved?

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TuteeHUB · Accepted Answer

Progress but not mutual exclusion

TuteeHUB · Answer

Mutual exclusion but not progress

TuteeHUB · Answer

Neither mutual exclusion nor progress

TuteeHUB · Answer

Both mutual exclusion and progress

1.	Consider the methods used by processes P1 and P2 for accessing their critical sections. The initial values of shared Boolean variables S1 and S2 are randomly assigned,P1 While (S1 = = S2); Critical section S1 = S2;P2while (S1 = = S2);critical sectionS1 = S2;Which one of the following statements describes the properties achieved?
A.	Mutual exclusion but not progress
B.	Progress but not mutual exclusion
C.	Neither mutual exclusion nor progress
D.	Both mutual exclusion and progress
Answer» B. Progress but not mutual exclusion

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