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There are four processes (P1 to P4) and three resource types (R1 to R3). P1 has been allocated 1 unit of R1, P2 has been allocated 1 unit of R2 and 1 unit of R3, P3 has been allocated 1 unit of R3, P4 has been allocated 1 unit of R3. P1 is requesting 1 unit of R2, P2 is requesting 1 unit of R1 and 1 unit of R3, P3 is requesting 1 unit of R1, P4 is requesting 1 unit of R2. (a) Draw the corresponding diagram. (b) Analyze for deadlock. Show all your work.

There are four processes (P1 to P4) and three resource types (R1 to R3). P1 has been allocated 1 unit of R1, P2 has been allocated 1 unit of R2 and 1 unit of R3, P3 has been allocated 1 unit of R3, P4 has been allocated 1 unit of R3. P1 is requesting 1 unit of R2, P2 is requesting 1 unit of R1 and 1 unit of R3, P3 is requesting 1 unit of R1, P4 is requesting 1 unit of R2. (a) Draw the corresponding diagram. (b) Analyze for deadlock. Show all your work.

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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There are four processes (P1 to P4) and three resource types (R1 to R3). P1 has been allocated 1 unit of R1, P2 has been allocated 1 unit of R2 and 1 unit of R3, P3 has been allocated 1 unit of R3, P4 has been allocated 1 unit of R3. P1 is requesting 1 unit of R2, P2 is requesting 1 unit of R1 and 1 unit of R3, P3 is requesting 1 unit of R1, P4 is requesting 1 unit of R2. (a) Draw the corresponding diagram. (b) Analyze for deadlock. Show all your work.
Transcribed Image Text:There are four processes (P1 to P4) and three resource types (R1 to R3). P1 has been allocated 1 unit of R1, P2 has been allocated 1 unit of R2 and 1 unit of R3, P3 has been allocated 1 unit of R3, P4 has been allocated 1 unit of R3. P1 is requesting 1 unit of R2, P2 is requesting 1 unit of R1 and 1 unit of R3, P3 is requesting 1 unit of R1, P4 is requesting 1 unit of R2. (a) Draw the corresponding diagram. (b) Analyze for deadlock. Show all your work.
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