15.2. Boolean Algebra and Logic Circuits
A subsection of Computer Science, 9618, through 15. Hardware and Virtual Machines
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Complete the Karnaugh map (K-map) for the Boolean expression. Z = ¯A. B. ¯C. ¯D + ¯A. B. ¯C. D + A. B. ¯C. ¯D + A. B. ¯C. D + A. ¯B. ¯C. ¯D + A. ¯B. ¯C. D AB CD Draw looparound appropriate groupin the K-map to produce an optimal sum-of-products. Write the Boolean expression from your answer to part as a simplified sum-of-products. Use Boolean algebra to give your answer in its simplest form. Simplified sum-of-products Z = Simplest form Z =
9618_w22_qp_31
THEORY
2022
Paper 3, Variant 1
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Complete the Karnaugh map (K-map) for the Boolean expression. Z = ¯A. B. ¯C. ¯D + ¯A. B. ¯C. D + A. B. ¯C. ¯D + A. B. ¯C. D + A. ¯B. ¯C. ¯D + A. ¯B. ¯C. D AB CD Draw looparound appropriate groupin the K-map to produce an optimal sum-of-products. Write the Boolean expression from your answer to part as a simplified sum-of-products. Use Boolean algebra to give your answer in its simplest form. Simplified sum-of-products Z = Simplest form Z =
9618_w22_qp_33
THEORY
2022
Paper 3, Variant 3
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Questions Discovered
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