a) It is greater than 1000
If we use a driver for various device files, then a) minor number will be different for every device file b) minor number will be same for every device file c) minor number can not be allocated for any device file d) none of the mentioned
In linux, a device driver can work without the a) major number b) minor number c) device file name d) none of the mentioned
In we use a driver for N number of files, then we have to create ____ device files. a) N b) 1 c) N-1 d) none of the mentioned
In linux kernel 2.1, the minor numbers were used to a) represent the sub-functionalitites of the driver b) identify the driver c) represent the device files d) none of the mentioned
The minor number range should be a) 0 to 15 b) 0 to 63 c) 0 to 255 d) none of the mentioned
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
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 mentionedWhat is the output of this program?
#include<stdio.h>
#inlcude<stdlib.h>
int main()
{
int *ptr;
double *ptr;
printf("%dn",sizeof(ptr));
return 0;
}
a) 4
b) 8
c) the compiler will give the error
d) segmentaion faultIn this program the two printed memory locations has the difference of ___ bytes.
#include<stdio.h>
#include<stdlib.h>
int main()
{
int *ptr;
ptr = (int*)malloc(sizeof(int)*2);
printf("%pn",ptr);
printf("%pn",ptr+1);
return 0;
}
a) 1
b) 4
c) can not be determined
d) none of the mentionedWhich one of the following in true about this program?
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int main()
{
char *ptr;
printf("%pn",ptr);
ptr = (char *)malloc(sizeof(char));
printf("%pn",ptr);
return 0;
}
a) this program will give segmentation fault
b) this program will print two same values
c) this program has some syntax error
d) none of the mentioned
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