Computer Sciences > GATE 2026 SET-2 > Digital Logic
In a system, numbers are represented using 4-bit two’s complement form. Consider four numbers N1 = 1011, N2 = 1101, N3 = 1010 and N4 = 1001 in the system. Which of the following operations will result in arithmetic overflow?
A
N1 + N2
B
N2 + N3
C
N3 – N4
D
N1 + N4

Correct : b,d

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