Well in the case of sizeof ....how does the output of program shows the value as 4,4,8,1??

Answer 1

It would be tremendously helpful if you could post the code

Answer 2

#include <stdio.h>

int main() {
printf("int: %d \n", sizeof(int));
printf("float: %d \n", sizeof(float));
printf("double: %d \n", sizeof(double));
printf("char: %d \n", sizeof(char));

return 0;
}
Output
int=4
float= 4
double=8
char=1