GATE Papers >> CSE >> 2018 >> Question No 43

Question No. 43 CSE | GATE 2018
Consider the unsigned 8-bit fixed point binary number representation below,
                                            b7 b6 b5 b4 b3 . b2 b1 b0
where the position of the binary point is between b3 and b2. Assume b7 is the most significant bit. Some of the decimal numbers listed below cannot be represented exactly in the above representation:
                                        (i)   31.500   (ii)   0.875   (iii)   12.100   (iv)   3.001
Which one of the following statements is true?

Answer : (C) Only (iii) and (iv) cannot be exactly represented

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