Device Drivers Question:

Which one of the following is not true?
a) dynamic allocation of major numbers is not possible
b) major number can not be shared among drivers
c) both (a) and (b)
d) none of the mentioned

Linux Device Drivers Interview Question
Linux Device Drivers Interview Question

Answer:

c) both (a) and (b)


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The minor number range should be:
a) 0 to 15
b) 0 to 63
c) 0 to 255
d) none of the mentioned		What is the output of this program?

#include<stdio.h>
#include<stdlib.h>
#include<string.h>

int main()
{
int ptr;
ptr = (int)malloc(sizeof(int)*10);
return 0;
}
a) syntax error
b) segmentaion fault
c) run time error
d) none of the mentioned