Linux Startup and Shutdown Question:
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On Linux, initrd is a file:
a) containing root file-system required during bootup
b) Contains only scripts to be executed during bootup
c) Contains root-file system and drivers required to be preloaded during bootup
d) None of the above

Linux Shutdown & Startup Interview Question
Linux Shutdown & Startup Interview Question

Answer:

c) Contains root-file system and drivers required to be preloaded during bootup

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What is the output of this program?

#include<stdio.h>

int main()
{
int *ptr;
ptr = (int *)calloc(1,sizeof(int));
*ptr = 10;
printf("%dn",*ptr);
return 0;
}
a) 0
b) -1
c) 10
d) none of the mentioned		Which of the following is not a valid run-level?
a) S
b) 0
c) 8
d) 1