CAPE Physics Unit 2 · 2008 (Rest of Region) · Paper 1 · Question Q27

If the inputs at P, Q and R in the combination above are all at logic 1, what are the logic states of X, Y and Z?

1. (A)X: 1, Y: 1, Z: 0
2. (B)X: 0, Y: 0, Z: 1
3. (C)X: 1, Y: 0, Z: 1
4. (D)X: 0, Y: 1, Z: 0

This question uses a figure or table from the paper — you'll see it when you practise.