Gate2017 cs Q23

0. The n-bit fixed-point representation of an unsigned real number real X uses f bits for the fraction part. Let The range of decimal values for X in this representation is

  • Option : D
  • Explanation :
    I=n-f.f
    Max value 111.....1 i times .111........1 (f times)

    = 2-i - 2f
    ∴ 0 to (2i - 2-f)
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