The range of representable normalized numbers in the floating point binary fractional representation in a 32-bit word with 1-bit sign, 8-bit excess 128 biased exponent and 23 bit mantissa is
A. 2–128 to (1 – 2–23) × 2127
B. (1 – 2–23) × 2–127 to 2128
C. (1 – 2–23) × 2–127 to 223
D. 2–129 to (1 – 2–23) × 2127
Answer:D
The range of representable normalized numbers in the floating point binary fractional representation in a 32-bit word with 1-bit sign, 8-bit excess 128 biased exponent and 23 bit mantissa is
A. 2–128 to (1 – 2–23) × 2127 B. (1 – 2–23) × 2–127 to 2128 C. (1 – 2–23) × 2–127 to 223 D. 2–129 to (1 – 2–23) × 2127