The maximum positive and negative numbers which can be represented in 2's complement form using n-bit are
A. +(2n - 1 - 1), -(2n - 1 - 1)
B. +(2n - 1 - 1), -2n - 1
C. +2n - 1, -2n - 1
D. None
Answer: Option B
A. +(2n - 1 - 1), -(2n - 1 - 1)
B. +(2n - 1 - 1), -2n - 1
C. +2n - 1, -2n - 1
D. None
Answer: Option B
In which of the following base systems is 123 not a valid number?
A. Base 10
B. Base 16
C. Base 8
D. Base 3
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