Explore topic-wise InterviewSolutions in .

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1.

We want to round off , a , to an value, The correct way to do is

Answer» Rounding off a value means replacing it by a nearest value that is approximately equal or smaller or greater to the given number. y = (int)(x + 0.5); here x is any float value. To roundoff, we have to typecast the value of x by using (int) Example: #include <stdio.h>int main (){ float x = 3.6; int y = (int)(x + 0.5); printf ("Result = %d\n", y ); return 0;} Output:Result = 4.
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2.

What are the different types of real data type in C ?

Answer» The floating point data types are called real data types. Hence float, double, and long double are real data types.
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3.

What will you do to treat the constant 3.14 as a ?

Answer» Given 3.14 is a double constant. To specify 3.14 as long double, we have to add L to the 3.14. (i.e 3.14L)
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