In a system, numbers are represented using 4-bit two’s complement form.…

GATE · 2026 · CS · Set 2 · Computer Science & IT

In a system, numbers are represented using 4-bit two’s complement form.
N1​=1011, N2​=1101, N3​=1010, N4​=1001
Which of the following operations will result in arithmetic overflow?

  1. A.

    N1+N2

  2. B.

    N2+N3

  3. C.

    N3−N4

  4. D.

    N1+N4

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