| 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 |
| char inputString[100] = {0};
To get string input from the keyboard which one of the
following is better?
1) gets(inputString)
2) fgets(inputString, sizeof(inputString), fp) | | 1 |
| Print an integer using only putchar. Try doing it without
using extra storage. | | 1 |
| void main()
{
void *v;
int integer=2;
int *i=&integer;
v=i;
printf("%d",(int*)*v);
} | | 1 |
| # include<stdio.h>
aaa() {
printf("hi");
}
bbb(){
printf("hello");
}
ccc(){
printf("bye");
}
main()
{
int (*ptr[3])();
ptr[0]=aaa;
ptr[1]=bbb;
ptr[2]=ccc;
ptr[2]();
} | | 1 |
| main()
{
int i=-1;
+i;
printf("i = %d, +i = %d \n",i,+i);
} | | 1 |
| What is "far" and "near" pointers in "c"...? | | 3 |
| Is this code legal?
int *ptr;
ptr = (int *) 0x400; | | 1 |
| main()
{
char a[4]="HELL";
printf("%s",a);
} | Wipro | 1 |
| How to return multiple values from a function?
| | 4 |
| how to delete an element in an array
| | 1 |
| main()
{
char i=0;
for(;i>=0;i++) ;
printf("%d\n",i);
} | | 1 |
| main( )
{
char *q;
int j;
for (j=0; j<3; j++) scanf(%s ,(q+j));
for (j=0; j<3; j++) printf(%c ,*(q+j));
for (j=0; j<3; j++) printf(%s ,(q+j));
} | | 1 |
| main( )
{
int a[ ] = {10,20,30,40,50},j,*p;
for(j=0; j<5; j++)
{
printf(%d ,*a);
a++;
}
p = a;
for(j=0; j<5; j++)
{
printf(%d ,*p);
p++;
}
} | | 1 |
| void main()
{
if(~0 == (unsigned int)-1)
printf(You can answer this if you know how values are
represented in memory);
} | | 1 |
| void main()
{
int *mptr, *cptr;
mptr = (int*)malloc(sizeof(int));
printf(%d,*mptr);
int *cptr = (int*)calloc(sizeof(int),1);
printf(%d,*cptr);
} | | 1 |
| #define clrscr() 100
main()
{
clrscr();
printf("%d\n",clrscr());
} | | 1 |
| main()
{
char c=' ',x,convert(z);
getc(c);
if((c>='a') && (c<='z'))
x=convert(c);
printf("%c",x);
}
convert(z)
{
return z-32;
} | | 1 |
| main()
{
unsigned int i=10;
while(i-->=0)
printf("%u ",i);
} | | 1 |
| main()
{
int i;
clrscr();
for(i=0;i<5;i++)
{
printf("%d\n", 1L << i);
}
}
a. 5, 4, 3, 2, 1
b. 0, 1, 2, 3, 4
c. 0, 1, 2, 4, 8
d. 1, 2, 4, 8, 16 | HCL | 1 |
| |
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