A system has four processes and five allocatable resource types Consider the following state R 1 R 2 R 3 R 4 R 5 P 1 9 5 5 5 5 P 2 2 2 3 3 0 P 3 4 3 3 2 0 P 4 4 4 4 4 4 Claim Matrix R 1 R 2 R 3 R 4 R 5 P 1 2 0 2 1 2 P 2 0 1 1 1 0 P 3 4 1 0 2 0 P 4 1 1 0 0 1 Allocation Matrix R 1 R 2 R 3 R 4 R 5 1 5 6 9 1 0 5 Resource Vector R 1 R 2 R 3 R 4 R 5 8 3 6 6 2 Available Vectora ) Is this a safe state Justify your answer by applying the Banker s Algorithm If your answer is yes, show a sequence of process executions and how the available vector changes after each execution If your answer is no , is this state deadlocked, or is there a way to arrive at a safe state

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Question: A system has four processes and five allocatable resource types. Consider the following state: R 1 R 2 R 3 R 4 R 5 P

A system has four processes and five allocatable resource types. Consider the following state:

1

2

3

4

5

1 9 5 5 5 5

2 2 2 3 3 0

3 4 3 3 2 0

4 4 4 4 4 4

Claim Matrix

1

2

3

4

5

1 2 0 2 1 2

2 0 1 1 1 0

3 4 1 0 2 0

4 1 1 0 0 1

Allocation Matrix

1

2

3

4

5 15 6 9 10 5

Resource Vector

1

2

3

4

5 8 3 6 6 2

Available Vectora

)

Is this a safe state? Justify your answer by applying the Banker

s Algorithm. If your answer is yes, show a sequence of process executions and how the available vector changes after each execution. If your answer is no

,

is this state deadlocked, or is there a way to arrive at a safe state?

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