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Digital ElectronicsEncoders & Decoders

A priority encoder differs from an ordinary encoder because it?

  • AHas no outputs
  • BAssigns priority when more than one input is active
  • CAlways converts analog signals
  • DStores the encoded data permanently
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Correct Answer: B. Assigns priority when more than one input is active
Explanation: A priority encoder resolves simultaneous active inputs by producing the code corresponding to the highest-priority asserted input.
Reference: Standard digital electronics: priority encoders
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