An engineer is designing a control system for an automated drone. The logic circuit shown in Figure 1 is used to monitor sensor inputs P P\,P and Q Q\,Q to determine the status of a safety signal, ZZZ.
State the name of the logic gates represented by the labels U1, U2, and U3 in Figure 1.
Boolean logic Questions
Practise AQA GCSE Computer Science Boolean logic with exam-style questions for GCSE Computer Science. 83 questions, matched to the AQA GCSE Computer Science (8525) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.