a) Is the system in a safe state? b)Write the Sequence c)Calculate Need matrix d)Write the steps, that leads to your conclusion.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
Consider a system with five processes, PO
→P4, three resource types, A, B, C. Type
A has 9 instances, B has 6 instances, C
has 6 instances. At time To the following
snapshot of the system is taken.
Available
В С
1
Max Need
Allocated
A
A
PO
2
2
P1
7
C
1
2
1
4.
3
P2
4
2
P3
4
3
2
1
P4
3
2
(You may write down the steps and all
answers in a paper and upload)
a) Is the system in a safe state?
b)Write the Sequence
c)Calculate Need matrix
d)Write the steps, that leads to your
conclusion.
Transcribed Image Text:Consider a system with five processes, PO →P4, three resource types, A, B, C. Type A has 9 instances, B has 6 instances, C has 6 instances. At time To the following snapshot of the system is taken. Available В С 1 Max Need Allocated A A PO 2 2 P1 7 C 1 2 1 4. 3 P2 4 2 P3 4 3 2 1 P4 3 2 (You may write down the steps and all answers in a paper and upload) a) Is the system in a safe state? b)Write the Sequence c)Calculate Need matrix d)Write the steps, that leads to your conclusion.
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