The pseudocode of Figure 6.16 illustrates the basic push() and pop() operations of an array-based stack. Assuming that this algorithm could be used in a concurrent environment, answer the following questions: a. What data have a race condition? b. How could the race condition be fixed?
The pseudocode of Figure 6.16 illustrates the basic push() and pop() operations of an array-based stack. Assuming that this algorithm could be used in a concurrent environment, answer the following questions: a. What data have a race condition? b. How could the race condition be fixed?
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
The pseudocode of Figure 6.16 illustrates the basic push() and pop() operations of an array-based stack. Assuming that this
questions:
a. What data have a race condition?
b. How could the race condition be fixed?
![push(item) {
if (top < SIZE) {
stack [top]
top++;
}
item;
%3D
else
ERROR
}
pop () {
if (!is empty ()) {
top--;
return stack[top];
}
else
ERROR
}
is empty() {
if (top == 0)
return true;
else
return false;
Figure 6.16 Array-based stack for Exercise 6.12.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faec3c3d7-5800-480c-b1cc-d5cfca18d267%2F57203c7b-70ff-48f5-a98f-11dc2d74da38%2F60o3kcf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:push(item) {
if (top < SIZE) {
stack [top]
top++;
}
item;
%3D
else
ERROR
}
pop () {
if (!is empty ()) {
top--;
return stack[top];
}
else
ERROR
}
is empty() {
if (top == 0)
return true;
else
return false;
Figure 6.16 Array-based stack for Exercise 6.12.
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