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Positive logic in a logic circuit is one in which______________?
  • (A)  logic 0 and 1 are represented by 0 and positive voltage respectively
  • (B)  logic 0 and, -1 are represented by negative and positive voltages respectively
  • (C)  logic 0 voltage level is higher than logic 1 voltage level
  • (D)  logic 0 voltage level is lower than logic 1 voltage level