a. What are the total number of resources in the system? b. Is the state of the system is SAFE? Explain You answer? c. If the system is safe, show how all the process could complete their execution successfully?

C++ for Engineers and Scientists
4th Edition
ISBN:9781133187844
Author:Bronson, Gary J.
Publisher:Bronson, Gary J.
Chapter13: Structures
Section: Chapter Questions
Problem 4PP
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2. A System the'uses Banker's Deadlock Avoidance algorithm has Six processes P1,P2,P3,P4,P5 and P6
and uses resources of four different types A,B,C and D. There are Multiple instances of each resource
type. Answer the following Questions: .
ALLOCTION MATRIX
MAX MATRIX
A
B
C
D
AVAILABLE
A
B
C
D
A
B
PO
2
2
D
9.
5.
5.
P1
1
6.
3
4
1
2
3
3
P2
4
2
7
4
4
P3
3.
3.
3
P4
2.
P5
1
4
4
4
a. What are the total number of resources in the system?
b. Is the state of the system is SAFE? Explain You answer?
c. If the system is safe, show how all the process could complete their execution successfully?
d. If the system is UNSAFE, show how deadlock might occur?
154
Transcribed Image Text:2. A System the'uses Banker's Deadlock Avoidance algorithm has Six processes P1,P2,P3,P4,P5 and P6 and uses resources of four different types A,B,C and D. There are Multiple instances of each resource type. Answer the following Questions: . ALLOCTION MATRIX MAX MATRIX A B C D AVAILABLE A B C D A B PO 2 2 D 9. 5. 5. P1 1 6. 3 4 1 2 3 3 P2 4 2 7 4 4 P3 3. 3. 3 P4 2. P5 1 4 4 4 a. What are the total number of resources in the system? b. Is the state of the system is SAFE? Explain You answer? c. If the system is safe, show how all the process could complete their execution successfully? d. If the system is UNSAFE, show how deadlock might occur? 154
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