| Other C Code Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| char *someFun1()
{
char temp[ ] = “string";
return temp;
}
char *someFun2()
{
char temp[ ] = {‘s’, ‘t’,’r’,’i’,’n’,’g’};
return temp;
}
int main()
{
puts(someFun1());
puts(someFun2());
} | | 1 |
| main(int argc, char *argv[])
{
(main && argc) ? main(argc-1, NULL) : return 0;
}
a. Runtime error.
b. Compile error. Illegal syntax
c. Gets into Infinite loop
d. None of the above | HCL | 1 |
| main()
{
int i=-1,j=-1,k=0,l=2,m;
m=i++&&j++&&k++||l++;
printf("%d %d %d %d %d",i,j,k,l,m);
} | | 1 |
| #define max 5
#define int arr1[max]
main()
{
typedef char arr2[max];
arr1 list={0,1,2,3,4};
arr2 name="name";
printf("%d %s",list[0],name);
} | | 1 |
| void main()
{
int *mptr, *cptr;
mptr = (int*)malloc(sizeof(int));
printf(“%d”,*mptr);
int *cptr = (int*)calloc(sizeof(int),1);
printf(“%d”,*cptr);
} | | 1 |
| int swap(int *a,int *b)
{
*a=*a+*b;*b=*a-*b;*a=*a-*b;
}
main()
{
int x=10,y=20;
swap(&x,&y);
printf("x= %d y = %d\n",x,y);
} | | 1 |
| main()
{
char *p="hai friends",*p1;
p1=p;
while(*p!='\0') ++*p++;
printf("%s %s",p,p1);
} | | 1 |
| Declare an array of N pointers to functions returning
pointers to functions returning pointers to characters? | | 1 |
| What is the hidden bug with the following statement?
assert(val++ != 0); | | 1 |
| plz send me all data structure related programs | | 2 |
| main()
{
int i=1;
while (i<=5)
{
printf("%d",i);
if (i>2)
goto here;
i++;
}
}
fun()
{
here:
printf("PP");
} | | 1 |
| #ifdef something
int some=0;
#endif
main()
{
int thing = 0;
printf("%d %d\n", some ,thing);
} | | 1 |
| Is this code legal?
int *ptr;
ptr = (int *) 0x400; | | 1 |
| Is the following statement a declaration/definition. Find
what does it mean?
int (*x)[10]; | | 1 |
| main()
{
int i=10;
i=!i>14;
Printf ("i=%d",i);
} | | 1 |
| const int perplexed = 2;
#define perplexed 3
main()
{
#ifdef perplexed
#undef perplexed
#define perplexed 4
#endif
printf("%d",perplexed);
}
a. 0
b. 2
c. 4
d. none of the above | HCL | 1 |
| main()
{
while (strcmp(“some”,”some\0”))
printf(“Strings are not equal\n”);
} | | 1 |
| How to access command-line arguments? | | 4 |
| To Write a C program to remove the repeated characters in
the entered expression or in entered characters(i.e)
removing duplicates. | Synergy | 2 |
| main()
{
int a=2,*f1,*f2;
f1=f2=&a;
*f2+=*f2+=a+=2.5;
printf("\n%d %d %d",a,*f1,*f2);
} | | 1 |
| |
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