C Codes & Aptitude Problems

02/04/2018

30/01/2018

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29/12/2016

^..^
What will be the output of the program?



void fun(char *msg, ...);

int main()
{
fun("Good Morning", 1, 4, 7, 11, 0);
return 0;
}
void fun(char *msg, ...)
{
va_list ptr;
int num;
va_start(ptr, msg);
num = va_arg(ptr, int);
num = va_arg(ptr, int);
printf("%d", num);
}

A. Good Morning 1 7 11 0
B. 1
C. 4
D. 7

29/08/2016

^..^
How many times "Good Morning" is get printed?


int main()
{
int x;
for(x= -1; x

14/06/2016

^..^
What will be the output of the program ?



int main()
{
char *p;
p="%d\n";
p++;
p++;
printf(p-2, 23);
return 0;
}
A. 21
B. 23
C. Error
D. No output

25/04/2016

^..^

What will be the output of the program?


int main()
{
char ch;
ch = 'A';
printf("The letter is");
printf("%c", ch >= 'A' && ch = 'A' && ch

10/04/2016

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08/04/2016

^..^

What will be the output of the program ?



int main()
{
int a[5] = {5, 1, 15, 20, 25};
int i, j, m;
i = ++a[1];
j = a[1]++;
m = a[i++];
printf("%d, %d, %d", i, j, m);
return 0;
}

A. 2, 1, 15

B. 1, 2, 5

C. 3, 2, 15

D. 2, 3, 20

15/02/2016

^..^

What will be the output of the program If characters 'a', 'b' and 'c' enter are supplied as input?



int main()
{
void fun();
fun();
printf("\n");
return 0;
}
void fun()
{
char c;
if((c = getchar())!= '\n')
fun();
printf("%c", c);
}

A. abc abc
B. bca
C. Infinite loop
D. cba

29/01/2016

^..^

Which of the following statements are correct about the program?



int main()
{
unsigned int num;
int i;
scanf("%u", &num);
for(i=0; i

25/01/2016

^..^

1 )
What will be the output of the program?


SQUARE(x) x*x

int main()
{
float s=10, u=30, t=2, a;
a = 2*(s-u*t)/SQUARE(t);
printf("Result = %f", a);
return 0;
}
A. Result = -100.000000
B. Result = -25.000000
C. Result = 0.000000
D. Result = 100.000000

2 )
What will be the output of the program?


SQR(x)(x*x)

int main()
{
int a, b=3;
a = SQR(b+2);
printf("%d\n", a);
return 0;
}
A. 25
B. 11
C. Error
D. Garbage value

3 )

What will be the output of the program?


CUBE(x) (x*x*x)

int main()
{
int a, b=3;
a = CUBE(b++);
printf("%d, %d\n", a, b);
return 0;
}
A. 9, 4
B. 27, 4
C. 27, 6
D. Error

write answers of above 3 given questions in comment box with question number ^.