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WAEC Computer Studies 2021 Objective — Question 44

Question 44 of 50 from the West African Examinations Council (WAEC) Computer Studies 2021 Objective paper, with the correct answer and a full explanation.

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44. Evaluate 10011₂ - 1111₂.

  • A. 00010
  • B. 00100Correct
  • C. 01000
  • D. 10000

Explanation

10011₂ (19 in decimal) minus 1111₂ (15 in decimal) = 4 in decimal = 00100₂.

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