ISRO exam 2015 – Question 02 with Solution

In this video we are going to discuss another question which was asked in the exam of ISRO

The range of integers that can be represented by an 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)