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The digital multiplexer is basically a combination logic circuit to perform the operation

  • A.AND-AND
  • B.OR-OR
  • C.AND-OR
  • D.OR-AND

Answer: C

Correct answer: AND-OR

A multiplexer forms the AND of each data input with its decoded select condition, and then ORs the results together, so exactly one input reaches the output. That two-level AND-OR structure is the standard implementation.

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