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WAEC Computer Studies 2024 Objective — Question 9

Question 9 of 50 from the West African Examinations Council (WAEC) Computer Studies 2024 Objective paper, with the correct answer and a full explanation.

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9. Which of the following logic devices is considered as equivalent gate? A. AND B. EX-NOR C. EXOR D. NOR (Use the devices in Figures 1 and 2 to answer questions 10 to 13 given that the input variables X and Y have values of 0011 and 0101 respectively as shown in Table 1.)

Diagram for question 9
  • A. AND
  • B. EX-NORCorrect
  • C. EXOR
  • D. NOR

Explanation

An EX-NOR gate is a digital logic gate that outputs true (1) when an even number of true (1) inputs are present, making it an equivalent gate.

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