| Other C Code Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| print numbers till we want without using loops or condition
statements like specifically(for,do while, while swiches,
if etc)!
| | 7 |
| main()
{
static char
names[5][20]={"pascal","ada","cobol","fortran","perl"};
int i;
char *t;
t=names[3];
names[3]=names[4];
names[4]=t;
for (i=0;i<=4;i++)
printf("%s",names[i]);
} | | 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 = 3;
for (;i++=0;) printf(“%d”,i);
} | | 1 |
| main()
{
register int a=2;
printf("Address of a = %d",&a);
printf("Value of a = %d",a);
} | | 1 |
| What is the hidden bug with the following statement?
assert(val++ != 0); | | 1 |
| main()
{
struct student
{
char name[30];
struct date dob;
}stud;
struct date
{
int day,month,year;
};
scanf("%s%d%d%d", stud.rollno, &student.dob.day,
&student.dob.month, &student.dob.year);
} | | 1 |
| main()
{
signed int bit=512, mBit;
{
mBit = ~bit;
bit = bit & ~bit ;
printf("%d %d", bit, mBit);
}
}
a. 0, 0
b. 0, 513
c. 512, 0
d. 0, -513 | HCL | 1 |
| What is the output for the program given below
typedef enum errorType{warning, error,
exception,}error;
main()
{
error g1;
g1=1;
printf("%d",g1);
} | | 1 |
| main()
{
int i=10,j=20;
j = i, j?(i,j)?i:j:j;
printf("%d %d",i,j);
} | | 1 |
| programming in c lanugaue programm will errror error with
two header file one as stdio.h and other one is conio.h | | 1 |
| main()
{
int i=300;
char *ptr = &i;
*++ptr=2;
printf("%d",i);
} | | 1 |
| main()
{
int i;
i = abc();
printf("%d",i);
}
abc()
{
_AX = 1000;
} | | 1 |
| Give a very good method to count the number of ones in a 32
bit number.
(caution: looping through testing each bit is not a solution) | Microsoft | 5 |
| void main ()
{
int x = 10;
printf ("x = %d, y = %d", x,--x++);
}
a. 10, 10
b. 10, 9
c. 10, 11
d. none of the above | HCL | 1 |
| main()
{
main();
} | | 1 |
| void main()
{
void *v;
int integer=2;
int *i=&integer;
v=i;
printf("%d",(int*)*v);
} | | 1 |
| main()
{
char *p="GOOD";
char a[ ]="GOOD";
printf("\n sizeof(p) = %d, sizeof(*p) = %d, strlen(p) = %d",
sizeof(p), sizeof(*p), strlen(p));
printf("\n sizeof(a) = %d, strlen(a) = %d",
sizeof(a), strlen(a));
} | | 1 |
| main()
{
char *p = "hello world";
p[0] = 'H';
printf("%s", p);
}
a. Runtime error.
b. “Hello world”
c. Compile error
d. “hello world” | HCL | 1 |
| What is "far" and "near" pointers in "c"...? | | 3 |
| |
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