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Floating Point Issues Questions And Answers.

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Exercise :: Floating Point Issues
1.What are the different types of real data type in C ?
A. float, double
B. short int, double, long int
C. float, double, long double
D. double, long int, float
2.What will you do to treat the constant 3.14 as a long double?
A. use 3.14LF
B. use 3.14DL
C. use 3.14L
D. use 3.14LD
3.Which statement will you add in the following program to work it correctly?
#include<stdio.h>
int main()
{
    printf("%f\n", log(36.0));
    return 0;
}
A. # include < conio.h >
B. # include < math.h >
C. # include< stdlib.h >
D. # include< dos.h >
4.We want to round off x, a float, to an int value, The correct way to do is?
A. y = (int)(x + 0.5)
B. y = int(x + 0.5)
C. y = (int)x + 0.5
D. y = (int)((int)x + 0.5)
5.The binary equivalent of 5.375 is?
A. 101.101110111
B. 101.011
C. 101011
D. All of above