Which of the following is the 2’s complement representation of the decimal…
2025
Which of the following is the 2’s complement representation of the decimal value 15?
- A.
10111
- B.
10001
- C.
11111
- D.
1111
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Correct answer: D
To find the 2’s complement of a positive decimal number, convert it directly to binary. Decimal 15 equals 8 + 4 + 2 + 1, which is binary 1111. Since the number is positive, no bit inversion or addition of one is required.