| Other C Code Interview Questions |
| | | Question | Asked @ | Answers | | | | Derive expression for converting RGB color parameters to
HSV values | | 1 | | What is "far" and "near" pointers in "c"...? | | 3 | | # include <stdio.h>
int one_d[]={1,2,3};
main()
{
int *ptr;
ptr=one_d;
ptr+=3;
printf("%d",*ptr);
} | | 1 | | main()
{
int i, n;
char *x = “girl”;
n = strlen(x);
*x = x[n];
for(i=0; i<n; ++i)
{
printf(“%s\n”,x);
x++;
}
} | | 1 | | main( )
{
int a[2][3][2] = {{{2,4},{7,8},{3,4}},{{2,2},{2,3},{3,4}}};
printf(“%u %u %u %d \n”,a,*a,**a,***a);
printf(“%u %u %u %d \n”,a+1,*a+1,**a+1,***a+1);
} | | 1 | | main(int argc, char **argv)
{
printf("enter the character");
getchar();
sum(argv[1],argv[2]);
}
sum(num1,num2)
int num1,num2;
{
return num1+num2;
} | | 1 | | #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 | | how can u draw a rectangle in C | Wipro | 31 | | 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 | | main()
{
char string[]="Hello World";
display(string);
}
void display(char *string)
{
printf("%s",string);
} | | 1 | | main()
{
struct date;
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 | | There were 10 records stored in “somefile.dat” but the
following program printed 11 names. What went wrong?
void main()
{
struct student
{
char name[30], rollno[6];
}stud;
FILE *fp = fopen(“somefile.dat”,”r”);
while(!feof(fp))
{
fread(&stud, sizeof(stud), 1 , fp);
puts(stud.name);
}
} | | 1 | | main()
{
int i = 258;
int *iPtr = &i;
printf("%d %d", *((char*)iPtr), *((char*)iPtr+1) );
} | | 1 | | how to return a multiple value from a function? | Wipro | 5 | | 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 | | main()
{
int i=4,j=7;
j = j || i++ && printf("YOU CAN");
printf("%d %d", i, j);
} | | 1 | | void main()
{
printf(“sizeof (void *) = %d \n“, sizeof( void *));
printf(“sizeof (int *) = %d \n”, sizeof(int *));
printf(“sizeof (double *) = %d \n”, sizeof(double *));
printf(“sizeof(struct unknown *) = %d \n”, sizeof(struct
unknown *));
} | | 1 | | main()
{
char *a = "Hello ";
char *b = "World";
clrscr();
printf("%s", strcat(a,b));
}
a. Hello
b. Hello World
c. HelloWorld
d. None of the above | HCL | 1 | | Is the following code legal?
typedef struct a aType;
struct a
{
int x;
aType *b;
}; | | 1 | | main()
{
extern out;
printf("%d", out);
}
int out=100; | | 1 | | | | For more C Code Interview Questions Click Here |
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