Consider the following 4-bit binary numbers represented in the 2's complement form: 1101 and 0100. What would be the result when we add them?
- A. 0001 and an overflow
- B. 1001 and no overflow
- C. 1001 and an overflow
- D. 0001 and no overflow
✅ Correct Answer: 0001 and no overflow
Explanation
1101 is a negative number. Its 2's complement is 0011, which represents $-3$. 0100 represents $+4$. Adding: $-3 + 4 = 1$ Binary of $1$ is $0001$. No overflow occurs.
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