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Digital ElectronicsLogic Gates

Which pair consists entirely of universal gates?

  • AAND and OR
  • BXOR and XNOR
  • CNAND and NOR
  • DNOT and AND
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Correct Answer: C. NAND and NOR
Explanation: Either NAND gates alone or NOR gates alone can be used to implement any Boolean function.
Reference: Universal logic gates
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