SASKEN ONLINE EXAM ETESTS 1

If recursion is not used to print post order, what other data structure you use
1. Stack
2. Queue
3. Array
4. None of the Given Answers
Can u use stack always in place of recursion?
1. yes
2. No
3. Depends
4. None of the Given Answers
What is the output of the Program?

main()
{
int a[10]={1,2,3,4,5,6,7,8,9,10};
int *p=a;
int *q=&a[9];
printf("%d",q-p+1);
}
1. 10
2. 20
3. 30
4. None of the Given Answers
main()
{
int i=6;
int *p=&i;
free(p);
printf("%d",i);
}
1. No Error.
2. Free can't be used for p,
3. Compiler Error.
4. In printf we should use *p instead of i.
What is the output of the Program?

main()
{
int i=5;
i=!i>3;
printf("%d",i);
}
1. 0
2. 9
3. 8
4. None of the Given Answers
What is the output of the Program?

main()
{
int a[10];
3[a]=10;
printf("%d",*(a+3));
}
1. 10
2. 20
3. 30
4. None of the Given Answers
int (*p[10]) ();
In above declaration what type of variable is P?
1. P is array of pointers that each points to a function that takes no arguments and returns an int.
2. P is array of character that each points to a function that takes no arguments and returns an int.
3. P is array of integers that each points to a function that takes no arguments and returns an int.
4. None of the Given Answers
What is the output of the Program?
struct emp
{
int a=25;
char b[20]="tgk";
};
main
{
emp e;
e.a=2;
strcpy(e.b,"tellapalli");
printf("%d %s",e.a,e.b);
}
1. Compiler Error
2. Runtime Error
3. None of the Given Answers
4. Assins respective valus to struct elements
What is the output of the Program?
main()
{
int a=5;
const int *p=&a;
*p=200;
printf("%d",*p);
}
1. Compiler Error
2. Runtime Error
3. None of the Given Answers
4. Assins respective valus the variable
What is the output of the Program?
#define SQ(x) x*x
main()
{
int a=SQ(2+1);
printf("%d",a);
}
1. 5
2. 6
3. 7
4. None of the Given Answers