By default a real number is treated as a

By default a real number is treated as a

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1) Which data type is most suitable for storing a number 65000 in a 32-bit system?

2) What will be the output of the following C code?

 #include <stdio.h>
 int main()
 {
    float f1 = 0.1;
    if (f1 == 0.1)
       printf("equal\n");
    else
       printf("not equal\n");
 }

3) What will be the output of the following C code?

 #include <stdio.h>
 int main()
 {
    float x = 'a';
    printf("%f", x);
    return 0;
 }

4) The format identifier ‘%i’ is also used for _____ data type?

5) Which of the following is not a valid declaration in C?