This problem covers floating-point IEEE format.
(a) List four floating-point operations that cause NaN to be created?
(b) Assuming single precision IEEE 754 format, what decimal number is represent by this word:
1 01111101 00100000000000000000000
(Hint: remember to use the biased form of the exponent.)

Question

Quizplus · Accepted Answer

The Answer is a.Four operations that cause Nan to be created are as follows:
(1) Divide 0 by 0
(2) Multiply 0 by infinity
(3) Any floating point operation involving Nan
(4) Adding infinity to negative infinity
b.The decimal number
= (+1)* (2^(125-127))*(1.001)2
= (+1)*(0.25)*(0.125)
= 0.03125

This Problem Covers Floating-Point IEEE Format