| Other C Code Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| main()
{
41printf("%p",main);
}8 | | 1 |
| main()
{
int i=300;
char *ptr = &i;
*++ptr=2;
printf("%d",i);
} | | 1 |
| String copy logic in one line. | NetApp | 9 |
| Is the following code legal?
struct a
{
int x;
struct a *b;
} | | 1 |
| Is there any difference between the two declarations,
1. int foo(int *arr[]) and
2. int foo(int *arr[2]) | | 1 |
| main( )
{
int a[ ] = {10,20,30,40,50},j,*p;
for(j=0; j<5; j++)
{
printf(“%d” ,*a);
a++;
}
p = a;
for(j=0; j<5; j++)
{
printf(“%d ” ,*p);
p++;
}
} | | 1 |
| main()
{
int i=1;
while (i<=5)
{
printf("%d",i);
if (i>2)
goto here;
i++;
}
}
fun()
{
here:
printf("PP");
} | | 1 |
| Is the following code legal?
typedef struct a aType;
struct a
{
int x;
aType *b;
}; | | 1 |
| how can u draw a rectangle in C | Wipro | 31 |
| main()
{
printf("\nab");
printf("\bsi");
printf("\rha");
} | | 1 |
| Print an integer using only putchar. Try doing it without
using extra storage. | | 1 |
| main()
{
int i, n;
char *x = “girl”;
n = strlen(x);
*x = x[n];
for(i=0; i<n; ++i)
{
printf(“%s\n”,x);
x++;
}
} | | 1 |
| main()
{
int i=10,j=20;
j = i, j?(i,j)?i:j:j;
printf("%d %d",i,j);
} | | 1 |
| How to reverse a String without using C functions ? | Wipro | 14 |
| In the following pgm add a stmt in the function fun such
that the address of
'a' gets stored in 'j'.
main(){
int * j;
void fun(int **);
fun(&j);
}
void fun(int **k) {
int a =0;
/* add a stmt here*/
} | | 1 |
| main()
{
int i=_l_abc(10);
printf("%d\n",--i);
}
int _l_abc(int i)
{
return(i++);
} | | 1 |
| #ifdef something
int some=0;
#endif
main()
{
int thing = 0;
printf("%d %d\n", some ,thing);
} | | 1 |
| String reverse with time complexity of n/2 with out using
temporary variable. | NetApp | 8 |
| main()
{
clrscr();
}
clrscr(); | | 1 |
| # include<stdio.h>
aaa() {
printf("hi");
}
bbb(){
printf("hello");
}
ccc(){
printf("bye");
}
main()
{
int (*ptr[3])();
ptr[0]=aaa;
ptr[1]=bbb;
ptr[2]=ccc;
ptr[2]();
} | | 1 |
| |
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