WAEC Computer Studies 2024 Objective — Question 13

Question 13 of 50 from the West African Examinations Council (WAEC) Computer Studies 2024 Objective paper, with the correct answer and a full explanation.

13. Using the given values of X and Y for the device in Figure 1, what will be the value of the output Z if it is passed through the device in Figure 2?

• A. 0001
• B. 0110
• C. 0111
• D. 1000Correct

Explanation

The original output Z from Figure 1 is 0111. Passing it through the NOT gate in Figure 2 gives 1000.

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