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Dout Co (a) Consider a concurrent system with three processes P1, P2 and P3. //Process P1 void P1(void) { } ogramm Statement A //Process P2 void P2 (void) { } Statement B //Process P3 void P3 (void) { Statement C } Provide a (semaphore based) solution to synchronize P1, P2 and P3 such that the following constraints on execution order is satisfied: Statement B before Statement A, Statement A before Statement C Provide a possible (deadlock free) trace of your solution.

Dout Co (a) Consider a concurrent system with three processes P1, P2 and P3. //Process P1 void P1(void) { } ogramm Statement A //Process P2 void P2 (void) { } Statement B //Process P3 void P3 (void) { Statement C } Provide a (semaphore based) solution to synchronize P1, P2 and P3 such that the following constraints on execution order is satisfied: Statement B before Statement A, Statement A before Statement C Provide a possible (deadlock free) trace of your solution.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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The question is about concurrent programming. (a) Consider a concurrent system with three processes P1, P2 and P3. //Process P1 void P1(void) { } Statement A //Process P2 void P2(void) { } Statement B //Process P3 void P3 (void) { Statement C } Provide a (semaphore based) solution to synchronize P1, P2 and P3 such that the following constraints on execution order is satisfied: Statement B before Statement A, Statement A before Statement C Provide a possible (deadlock free) trace of your solution.
Transcribed Image Text:The question is about concurrent programming. (a) Consider a concurrent system with three processes P1, P2 and P3. //Process P1 void P1(void) { } Statement A //Process P2 void P2(void) { } Statement B //Process P3 void P3 (void) { Statement C } Provide a (semaphore based) solution to synchronize P1, P2 and P3 such that the following constraints on execution order is satisfied: Statement B before Statement A, Statement A before Statement C Provide a possible (deadlock free) trace of your solution.
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