The n-bit fixed-point representation of an unsigned real number X uses f bits for the fraction part. Let i = n-f. The range of decimal values for X in this representation is
A. 2-f to 2i
B. 2-f to (2i – 2-f)
C. 0 to 2i
D. 0 to (2i – 2-f)
Answer:D
The n-bit fixed-point representation of an unsigned real number X uses f bits for the fraction part. Let i = n-f. The range of decimal values for X in this representation is
A. 2-f to 2i B. 2-f to (2i – 2-f) C. 0 to 2i D. 0 to (2i – 2-f)