Answered: #define N 2 int main() { for (int i=0;…

Engineering

Computer Science

#define N 2 int main() { for (int i=0; i

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

This is a problem from design of operating systems. The code is in xv6. Please help me to answer everything that is asked here.

5. Evaluate the following code snippet:
#define N 2
int main() {
for (int i=0; i<N; i++) {
fork();
}
printf("hello world!\n");
return 0;
}
а.
How many "Hello World" messages will be printed, and why?
b. If N is 10, how many messages will be printed, and why?

Software system that manages computer hardware, software resources, and provide common services for computer programs.

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