using bankers algorithm, answer the following questions:- i)How many resources of type A,B,C,D are there? ii)What are the content

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written 7.8 years ago by

devikaraniroy • 640

modified 3.9 years ago by

pedsangini276 • 4.8k

PROCESS	Max	Allocation	Available
---	A B	A B	A B
---	C D	C D	C D
P0	6 0	4 0	3 2
---	1 2	0 1	1 1
P1	1 7	1 1
---	5 0	0 0
P2	2 3	1 2
---	5 6	5 4
P3	1 6	0 6
---	5 3	3 3
P4	1 6	0 2
---	5 6	1 2

Subject: Operating System

Topic: PROCESS COORDINATION

Difficulty: Hard

operating systems

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1 Answer

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written 7.7 years ago by

devikaraniroy • 640

Solution:

A-9; B-13; C-10; D-11
1. Need[ i,j ] = Matrix[ i,j ] - Allocation[ i,j ] so content of need matrix is

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PROCESS	Max	Allocation	Available
---	A B	A B	A B
---	C D	C D	C D
P0	6 0	4 0	3 2
---	1 2	0 1	1 1
P1	1 7	1 1
---	5 0	0 0
P2	2 3	1 2
---	5 6	5 4
P3	1 6	0 6
---	5 3	3 3
P4	1 6	0 2
---	5 6	1 2

PROCESS	Max	Allocation	Available
---	A B	A B	A B
---	C D	C D	C D
P0	6 0	4 0	3 2
---	1 2	0 1	1 1
P1	1 7	1 1
---	5 0	0 0
P2	2 3	1 2
---	5 6	5 4
P3	1 6	0 6
---	5 3	3 3
P4	1 6	0 2
---	5 6	1 2

PROCESS	Max	Allocation	Available
---	A B	A B	A B
---	C D	C D	C D
P0	6 0	4 0	3 2
---	1 2	0 1	1 1
P1	1 7	1 1
---	5 0	0 0
P2	2 3	1 2
---	5 6	5 4
P3	1 6	0 6
---	5 3	3 3
P4	1 6	0 2
---	5 6	1 2