| Other C Code Interview Questions |
| | | Question | Asked @ | Answers | | | | main()
{
int i=_l_abc(10);
printf("%d\n",--i);
}
int _l_abc(int i)
{
return(i++);
} | | 1 | | main()
{
char * strA;
char * strB = I am OK;
memcpy( strA, strB, 6);
}
a. Runtime error.
b. I am OK
c. Compile error
d. I am O | HCL | 2 | | main()
{
char *str1="abcd";
char str2[]="abcd";
printf("%d %d %d",sizeof(str1),sizeof(str2),sizeof("abcd"));
} | | 1 | | main()
{
printf("%d", out);
}
int out=100; | | 1 | | plz send me all data structure related programs | | 2 | | 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 | | int DIM(int array[])
{
return sizeof(array)/sizeof(int );
}
main()
{
int arr[10];
printf(“The dimension of the array is %d”, DIM(arr));
} | | 1 | | #define DIM( array, type) sizeof(array)/sizeof(type)
main()
{
int arr[10];
printf(“The dimension of the array is %d”, DIM(arr,
int));
} | | 1 | | Write out a function that prints out all the permutations of
a string.
For example, abc would give you abc, acb, bac, bca, cab,
cba. You can assume that all the characters will be unique. | Microsoft | 4 | | enum colors {BLACK,BLUE,GREEN}
main()
{
printf("%d..%d..%d",BLACK,BLUE,GREEN);
return(1);
} | | 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 | | #include<stdio.h>
main()
{
const int i=4;
float j;
j = ++i;
printf("%d %f", i,++j);
} | | 1 | | Write a routine that prints out a 2-D array in spiral order | Microsoft | 2 | | program to Reverse a linked list | Ness-Technologies | 4 | | How to reverse a String without using C functions ? | Wipro | 13 | | 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 | | 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. | Wipro | 2 | | main()
{
int i=0;
for(;i++;printf("%d",i)) ;
printf("%d",i);
} | | 1 | | Give a oneline C expression to test whether a number is a
power of 2?
| Motorola | 16 | | main()
{
int k=1;
printf("%d==1 is ""%s",k,k==1?"TRUE":"FALSE");
} | | 1 | | | | For more C Code Interview Questions Click Here |
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