| Other C Code Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| main()
{
char s[ ]="man";
int i;
for(i=0;s[ i ];i++)
printf("\n%c%c%c%c",s[ i ],*(s+i),*(i+s),i[s]);
} | | 1 |
| Is there any difference between the two declarations,
1. int foo(int *arr[]) and
2. int foo(int *arr[2]) | | 1 |
| main()
{
int i =0;j=0;
if(i && j++)
printf("%d..%d",i++,j);
printf("%d..%d,i,j);
} | | 1 |
| Write a prog to accept a given string in any order and flash
error if any of the character is different.
For example : If abc is the input then abc, bca, cba, cab
bac are acceptable, but aac or bcd are unacceptable. | Microsoft | 5 |
| Given n nodes. Find the number of different structural
binary trees that can be formed using the nodes. | Aricent | 7 |
| main()
{
unsigned char i=0;
for(;i>=0;i++) ;
printf("%d\n",i);
} | | 1 |
| #include<stdio.h>
main()
{
struct xx
{
int x=3;
char name[]="hello";
};
struct xx *s;
printf("%d",s->x);
printf("%s",s->name);
} | | 1 |
| Finding a number multiplication of 8 with out using
arithmetic operator | NetApp | 8 |
| main()
{
unsigned int i=65000;
while(i++!=0);
printf("%d",i);
} | | 1 |
| void main()
{
static int i=i++, j=j++, k=k++;
printf(“i = %d j = %d k = %d”, i, j, k);
} | | 1 |
| main()
{
while (strcmp(“some”,”some\0”))
printf(“Strings are not equal\n”);
} | | 1 |
| Given an array of characters which form a sentence of
words, give an efficient algorithm to reverse the order of
the words (not characters) in it.
| Microsoft | 6 |
| How we will connect multiple client ? (without using
fork,thread) | TelDNA | 2 |
| 1
o 1
1 0 1
0 1 0 1
1 0 1 0 1
how to design this function format in c-language ? | | 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 |
| #include"math.h"
void main()
{
printf("Hi everybody");
}
if <stdio.h> will be included then this program will must
compile, but as we know that when we include a header file
in "" then any system defined function find its defination
from all the directrives. So is this code of segment will
compile? If no then why? | | 2 |
| To Write a C program to remove the repeated characters in
the entered expression or in entered characters(i.e)
removing duplicates. | Synergy | 2 |
| struct Foo
{
char *pName;
char *pAddress;
};
main()
{
struct Foo *obj = malloc(sizeof(struct Foo));
clrscr();
obj->pName = malloc(100);
obj->pAddress = malloc(100);
strcpy(obj->pName,"Your Name");
strcpy(obj->pAddress, "Your Address");
free(obj);
printf("%s", obj->pName);
printf("%s", obj->pAddress);
}
a. Your Name, Your Address
b. Your Address, Your Address
c. Your Name Your Name
d. None of the above | HCL | 1 |
| What is the main difference between STRUCTURE and UNION? | | 5 |
| What is the output for the following program
main()
{
int arr2D[3][3];
printf("%d\n", ((arr2D==* arr2D)&&(* arr2D ==
arr2D[0])) );
} | | 1 |
| |
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