| Other C Code Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| #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 |
| int aaa() {printf(“Hi”);}
int bbb(){printf(“hello”);}
iny ccc(){printf(“bye”);}
main()
{
int ( * ptr[3]) ();
ptr[0] = aaa;
ptr[1] = bbb;
ptr[2] =ccc;
ptr[2]();
} | | 1 |
| Write a function to find the depth of a binary tree. | Adobe | 8 |
| void main()
{
int i=5;
printf("%d",i++ + ++i);
} | | 1 |
| #if something == 0
int some=0;
#endif
main()
{
int thing = 0;
printf("%d %d\n", some ,thing);
} | | 1 |
| main()
{
extern i;
printf("%d\n",i);
{
int i=20;
printf("%d\n",i);
}
} | | 1 |
| 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 |
| How will u find whether a linked list has a loop or not? | Microsoft | 6 |
| Link list in reverse order. | NetApp | 7 |
| program to Reverse a linked list | Ness-Technologies | 4 |
| void main()
{
int const * p=5;
printf("%d",++(*p));
} | | 1 |
| void main()
{
unsigned giveit=-1;
int gotit;
printf("%u ",++giveit);
printf("%u \n",gotit=--giveit);
} | | 1 |
| main()
{
char *p;
printf("%d %d ",sizeof(*p),sizeof(p));
} | | 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 | 7 |
| #ifdef something
int some=0;
#endif
main()
{
int thing = 0;
printf("%d %d\n", some ,thing);
} | | 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 |
| main()
{
if ((1||0) && (0||1))
{
printf("OK I am done.");
}
else
{
printf("OK I am gone.");
}
}
a. OK I am done
b. OK I am gone
c. compile error
d. none of the above | HCL | 1 |
| main()
{
char i=0;
for(;i>=0;i++) ;
printf("%d\n",i);
} | | 1 |
| 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 |
| 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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