Q: What will be output when you will execute following c code?

#include<stdio.h>
int main(){
    printf("%d\t",sizeof(6.5));
    printf("%d\t",sizeof(90000));
    printf("%d",sizeof('A'));
    return 0;
}

 

Answer: C

Output on Turbo C++ 3.0:

8 4 2

Output on Turbo C++ 4.5:

8 4 2

Output on Linux GCC:

8 4 4

Output on Visual C++:

8 4 4

By default data type of numeric constants is:

6.5 : double

90000: long int

'A': char

In C size of data type varies from compiler to compiler.

Click me to Read more Question & Answer of Data Types in C Language

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