計算機組織與結構›Ch2 計算機算術（Arithmetic）第 17 題／共 26 題
17. IEEE 754、Floating-Point Representation
#CC-02-017中IEEE 754Floating-Point Representation
The single-precision (32-bit) IEEE 754 floating-point format is as follows. Which of following statements are correct?
| 8 bits | 23 bits |
|---|---|
| S | Exponent | Fraction |
| Single Precision Exp. | Significant | Meaning |
|---|---|---|
| 0 | 0 | 0 |
| 0 | Non-zero | +/- de-normalized number |
| 1-254 | Anything | +/- normalized floating-point number |
| 255 | 0 | +/- infinity |
| 255 | Non-zero | NaN (Not a number) |
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