| Other C Code Interview Questions |
| | | Question | Asked @ | Answers | | | | main()
{
int i=1;
while (i<=5)
{
printf("%d",i);
if (i>2)
goto here;
i++;
}
}
fun()
{
here:
printf("PP");
} | | 1 | | main()
{
extern i;
printf("%d\n",i);
{
int i=20;
printf("%d\n",i);
}
} | | 1 | | Write a function to find the depth of a binary tree. | Adobe | 8 | | main()
{
int c[ ]={2.8,3.4,4,6.7,5};
int j,*p=c,*q=c;
for(j=0;j<5;j++) {
printf(" %d ",*c);
++q; }
for(j=0;j<5;j++){
printf(" %d ",*p);
++p; }
} | | 1 | | main()
{
char a[4]="HELL";
printf("%s",a);
} | Wipro | 1 | | char inputString[100] = {0};
To get string input from the keyboard which one of the
following is better?
1) gets(inputString)
2) fgets(inputString, sizeof(inputString), fp) | | 1 | | Is the following code legal?
struct a
{
int x;
struct a *b;
} | | 1 | | void main()
{
char ch;
for(ch=0;ch<=127;ch++)
printf(“%c %d \n“, ch, ch);
} | | 1 | | main()
{
static int a[3][3]={1,2,3,4,5,6,7,8,9};
int i,j;
static *p[]={a,a+1,a+2};
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
printf("%d\t%d\t%d\t%d\n",*(*(p+i)+j),
*(*(j+p)+i),*(*(i+p)+j),*(*(p+j)+i));
}
} | | 1 | | 1. const char *a;
2. char* const a;
3. char const *a;
-Differentiate the above declarations. | | 2 | | main( )
{
void *vp;
char ch = ‘g’, *cp = “goofy”;
int j = 20;
vp = &ch;
printf(“%c”, *(char *)vp);
vp = &j;
printf(“%d”,*(int *)vp);
vp = cp;
printf(“%s”,(char *)vp + 3);
} | | 1 | | main()
{
register int a=2;
printf("Address of a = %d",&a);
printf("Value of a = %d",a);
} | | 1 | | how to return a multiple value from a function? | Wipro | 2 | | main()
{
clrscr();
}
clrscr(); | | 1 | | Program to find the largest sum of contiguous integers in
the array. O(n) | | 7 | | #include<stdio.h>
main()
{
int a[2][2][2] = { {10,2,3,4}, {5,6,7,8} };
int *p,*q;
p=&a[2][2][2];
*q=***a;
printf("%d..%d",*p,*q);
} | | 1 | | Sorting entire link list using selection sort and insertion
sort and calculating their time complexity | NetApp | 1 | | struct aaa{
struct aaa *prev;
int i;
struct aaa *next;
};
main()
{
struct aaa abc,def,ghi,jkl;
int x=100;
abc.i=0;abc.prev=&jkl;
abc.next=&def;
def.i=1;def.prev=&abc;def.next=&ghi;
ghi.i=2;ghi.prev=&def;
ghi.next=&jkl;
jkl.i=3;jkl.prev=&ghi;jkl.next=&abc;
x=abc.next->next->prev->next->i;
printf("%d",x);
} | | 1 | | func(a,b)
int a,b;
{
return( a= (a==b) );
}
main()
{
int process(),func();
printf("The value of process is %d !\n
",process(func,3,6));
}
process(pf,val1,val2)
int (*pf) ();
int val1,val2;
{
return((*pf) (val1,val2));
} | | 1 | | #define DIM( array, type) sizeof(array)/sizeof(type)
main()
{
int arr[10];
printf(“The dimension of the array is %d”, DIM(arr,
int));
} | | 1 | | | | For more C Code Interview Questions Click Here |
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