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1 markPaper 1 · Multiple choiceLogic Gates

CAPE Physics Unit 2 · 2007 · Paper 1 · Question Q29

How many inputs and outputs does a half adder have?

  1. (A)INPUTS: 2; OUTPUTS: 2
  2. (B)INPUTS: 2; OUTPUTS: 1
  3. (C)INPUTS: 1; OUTPUTS: 2
  4. (D)INPUTS: 3; OUTPUTS: 2

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