A system has 12 instances of a resource R shared among four processes. The maximum need and current allocation of each process are:
Process Max Need Current Allocation P1 8 3 P2 9 4 P3 5 2 P4 3 1
With reference to the current allocation, is the system in a safe state? If so, what is a safe sequence?
| Process | Max Need | Current Allocation |
|---|---|---|
| P1 | 8 | 3 |
| P2 | 9 | 4 |
| P3 | 5 | 2 |
| P4 | 3 | 1 |
Pick an option to check yourself, or open the answer below.
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Correct answer: C. (C) Yes, P4 P3 P1 P2
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