What does the following function do?
int fn(unsigned int x)
{
int count = 0;
for(; x!=0; x&=(x-1))
count++;
return count;
}

Following functions is used to extract formatted input from a file?

Output as a result of the following code snippet? main() { char *s='Hello World'; char s1[20], s2[20]; int len = sscanf(s,'%s',s1); printf('%s : %d', s1, len); }

Is the following statement correct? If not, why not? If yes, what is the size of the array? int array[][3] = { {1,2}, {2,3}, {3,4,2} };

Output as a result of the following code snippet? void main() { int arr[5]={1,2,3,4,5}; printf('%d\n', *(arr+4)); }

Given the array: int num[3][4]= { {3,6,9,12}, {15,25,30,35}, {66,77,88,99} }; what would be the output of *(*(num+1))?

Offset used in fseek() function call can be a negative number.

Offset used in fseek() function call can be a negative number.

Which correctly shows the hierarchy of arithmetic operators in C?

Comment on the statement: int (*a)[7];

Which operations can be performed on the file 'NOTES.TXT' using the below code? FILE *fp; fp = fopen('NOTES.TXT', 'r+');