system: Allocation Max Available A B C D A B C D A B C D P0 2 0 0 1 4 2 1 2 3 3 2 1 P1 3 1 2 1 5 2 5 2 P2 2 1 0 3 2 3 1 6 P3 1 3 1 2 1 4 2 4 P4 1 4 3 2 3 6 6 5 Answer the following questions using the banker’s algorithm: a. Illustrate that the system is in a safe state by demonstrating
system: Allocation Max Available A B C D A B C D A B C D P0 2 0 0 1 4 2 1 2 3 3 2 1 P1 3 1 2 1 5 2 5 2 P2 2 1 0 3 2 3 1 6 P3 1 3 1 2 1 4 2 4 P4 1 4 3 2 3 6 6 5 Answer the following questions using the banker’s algorithm: a. Illustrate that the system is in a safe state by demonstrating
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 the following snapshot of a system:
Allocation Max Available
A B C D A B C D A B C D
P0 2 0 0 1 4 2 1 2 3 3 2 1
P1 3 1 2 1 5 2 5 2
P2 2 1 0 3 2 3 1 6
P3 1 3 1 2 1 4 2 4
P4 1 4 3 2 3 6 6 5
Answer the following questions using the banker’s
a. Illustrate that the system is in a safe state by demonstrating an
order in which the processes may complete.
b. If a request from process P1 arrives for (1, 1, 0, 0), can the request
be granted immediately?
c. If a request from process P4 arrives for (0, 0, 2, 0), can the request
be granted immediately?
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