C-Programing Sample test 3

1. In declaration what type of variable is P?
int (*p[10]) ();





2. What is the output of the Program?
struct emp
{
  int a=25;
  char b[20]=”abc”;
};
main ()
{
  emp e;
  e.a=2;
  strcpy(e.b,”def”);
  printf(”%d %s”,e.a,e.b);
}

(a)  2 def
(b)  25 tgk
(c)  Compile error
(d)  <blank>



3.           What is the output of the Program?
   
main()
{
  int a=5;
  const int *p=&a;
  *p=200;
  printf(”%d”,*p);
}

(a)  200
(b)  5
(c)  Compiler Error
(d)  Random value.


4. What is the output of the Program?
#define SQ(x) x*x
main()
{
  int a=SQ(2+1);
  printf(”%d”,a);
}

(a) 9
(b) 4
(c) 0
(d) 5


5. What is the output of the following         
   main()
   {
     struct t
     {
       int i;
     } a,*p=&a;
     p->i=10;
     printf(”%d”,(*p).i);
   }

(a) 10
(b) 0
(c) 100
(d) Compiler Error



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