What is the output of this program?
#include<stdio.h>
#include<stdlib.h>
#include<fcntl.h>
int main()
{
int fd;
char *buff;
buff = (char *)malloc(sizeof(char)*5);
fd = open("example.txt",O_RDWR|O_CREAT);
write(fd,"Linux",5);
read(fd,buff,5);
printf("%s\n",buff);
}
#include<stdio.h>
#include<stdlib.h>
#include<fcntl.h>
int main()
{
int fd;
char *buff;
buff = (char *)malloc(sizeof(char)*5);
fd = open("example.txt",O_RDWR|O_CREAT);
write(fd,"Linux",5);
read(fd,buff,5);
printf("%s\n",buff);
}A. it will print nothing
B. it will print the string "Linux"
C. segmentation fault
D. none of the mentioned
Answer: Option A
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