11. How many number of pointer (*) does C have against a pointer variable declaration?
12. Which type of variables can have the same name in a different function?
13. Which is true for a, if a is defined as "int a[10][20];"?
14. Which of the following expression is true for the following C statement?
ptr is array with 3 elements of pointer to function returning pointer of int
ptr is array with 3 elements of pointer to function returning pointer of int15. What will be the output of the following C code?
#include <stdio.h>
int main()
{
char a[2][6] = {"hello", "hi"};
printf("%d", sizeof(a));
return 0;
}
#include <stdio.h>
int main()
{
char a[2][6] = {"hello", "hi"};
printf("%d", sizeof(a));
return 0;
}16. What will be the output of the following C code?
#include <stdio.h>
int main()
{
int a[4] = {1, 2, 3, 4};
void *p = &a[1];
void *ptr = &a[2];
int n = 1;
n = ptr - p;
printf("%d\n", n);
}
#include <stdio.h>
int main()
{
int a[4] = {1, 2, 3, 4};
void *p = &a[1];
void *ptr = &a[2];
int n = 1;
n = ptr - p;
printf("%d\n", n);
}17. What will be the output of the following C code?
#include <stdio.h>
void main()
{
int x = 0;
int *ptr = &x;
printf("%p\n", ptr);
ptr++;
printf("%p\n ", ptr);
}
#include <stdio.h>
void main()
{
int x = 0;
int *ptr = &x;
printf("%p\n", ptr);
ptr++;
printf("%p\n ", ptr);
}18. What does argc and argv indicate in command-line arguments?
(Assuming: int main(int argc, char *argv[]) )
(Assuming: int main(int argc, char *argv[]) )
19. What are the applications of a multidimensional array?
20. What is the second argument in command line arguments?
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