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Computer Science (AS & A Level) · Oct / Nov 2024 · Paper 33 · Question 7

9618

As printed in the paper

The question as text

The truth table for a logic circuit is shown. INPUT OUTPUT A B C D T 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 1 1 1 0 1 0 0 0 0 1 0 1 0 0 1 1 0 0 0 1 1 1 0 1 0 0 0 0 1 0 0 1 1 1 0 1 0 0 1 0 1 1 1 1 1 0 0 0 1 1 0 1 1 1 1 1 0 0 1 1 1 1 1

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme
  • 7(a)[3]

  • 7(b)[2]

  • 7(c)[2]

  • 7(d)(i)[2]

  • 7(d)(ii)[1]

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