RGPV CS 2016 Bankers algorithm matrix need safe state PYQ

RGPV 2016

Consider the following snapshot of a system

Process

Allocation

Max

Available

 

A

B

C

A

B

C

A

B

C

P0

0

1

0

7

5

3

3

3

2

P1

2

0

0

3

2

2

 

 

 

P2

3

0

2

9

0

2

 

 

 

P3

2

1

1

2

2

2

 

 

 

P4

0

0

2

4

3

3

 

 

 

Answer the following questions using Bankers algorithm:
i) What is the, content of the matrix need?
ii) If a request from process P1 arrives for (1,0,2) can the request be granted immediately?
iii) Is the system in a safe state?