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  9. Q58

UKPSC PCS 2010 · Question 58 of 138

The binary addition 1 + 1 will result in

Computer

  1. A0
  2. B0 with carry 1Correct
  3. C0 with no carry
  4. D1

Answer: B. 0 with carry 1

Explanation

1 + 1 in binary is 10, i.e. 0 with carry 1.

Source: UKPSC Lower PCS Prelims 2010 (Combined Lower Subordinate Services Exam), held 2011

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