| Other C Code Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| main()
{
int i=10;
i=!i>14;
Printf ("i=%d",i);
} | | 1 |
| Sorting entire link list using selection sort and insertion
sort and calculating their time complexity | NetApp | 1 |
| Derive expression for converting RGB color parameters to
HSV values | | 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 |
| #define assert(cond) if(!(cond)) \
(fprintf(stderr, "assertion failed: %s, file %s,
line %d \n",#cond,\
__FILE__,__LINE__), abort())
void main()
{
int i = 10;
if(i==0)
assert(i < 100);
else
printf("This statement becomes else for if in
assert macro");
} | | 1 |
| #include<stdio.h>
void fun(int);
int main()
{
int a;
a=3;
fun(a);
printf("\n");
return 0;
}
void fun(int i)
{
if(n>0)
{
fun(--n);
printf("%d",n);
fun(--n);
}
} the answer is 0 1 2 0..someone explain how the code is
executed..? | Wipro | 1 |
| int DIM(int array[])
{
return sizeof(array)/sizeof(int );
}
main()
{
int arr[10];
printf(“The dimension of the array is %d”, DIM(arr));
} | | 1 |
| main()
{
int i;
float *pf;
pf = (float *)&i;
*pf = 100.00;
printf("\n %d", i);
}
a. Runtime error.
b. 100
c. Some Integer not 100
d. None of the above | HCL | 1 |
| print numbers till we want without using loops or condition
statements like specifically(for,do while, while swiches,
if etc)!
| | 7 |
| Is the following code legal?
struct a
{
int x;
struct a b;
} | | 1 |
| #define int char
main()
{
int i=65;
printf("sizeof(i)=%d",sizeof(i));
} | | 1 |
| What is the problem with the following code segment?
while ((fgets(receiving array,50,file_ptr)) != EOF)
; | | 1 |
| Given only putchar (no sprintf, itoa, etc.) write a routine
putlong that prints out an unsigned long in decimal. | | 5 |
| main()
{
int i = 257;
int *iPtr = &i;
printf("%d %d", *((char*)iPtr), *((char*)iPtr+1) );
} | | 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 |
| Program to Delete an element from a doubly linked list.
| Infosys | 4 |
| 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 |
| program to find magic aquare using array | HCL | 3 |
| #define prod(a,b) a*b
main()
{
int x=3,y=4;
printf("%d",prod(x+2,y-1));
} | | 1 |
| main()
{
char *cptr,c;
void *vptr,v;
c=10; v=0;
cptr=&c; vptr=&v;
printf("%c%v",c,v);
} | | 1 |
| |
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