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1 markPaper 1 · Multiple choiceLogic Gates

CAPE Physics Unit 2 · 2008 (Rest of Region) · Paper 1 · Question Q28

The correct truth table for component X is

  1. (A)R S T: (1,1,0), (1,0,0), (0,1,0), (0,0,1)
  2. (B)R S T: (1,1,1), (1,0,0), (0,1,0), (0,0,0)
  3. (C)R S T: (1,1,0), (1,0,1), (0,1,1), (0,0,1)
  4. (D)R S T: (1,1,1), (1,0,1), (0,1,1), (0,0,0)

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Other parts of this question

  1. Q29If the inputs to P and Q are both held at logic 1 then the states of R, S and T are[1 mark]
  2. Q30The symbol for the logic gate which has the equivalent action to this complete circuit is[1 mark]

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