ISRO | ISRO CS 2009 | Question 18

The range of integers that can be represented by n bit 2’s complement number system is:
(A) -2^n-1 to (2^n-1 – 1)
(B) -(2^n-1 – 1)to (2^n-1 – 1)
(C) -2^n-1 to (2^n-1 )
(D) -(2^n-1 + 1)to (2^n-1 – 1)


Answer: (A)

Explanation: The range of integers that can be represented by n bit 2’s complement number system is -2^n-1 to (2^n-1 – 1).

Option (A) is correct.

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