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ScotlandEngineering ScienceQuick questions
Area 2: Electronics and control
Quick questions on Combinational logic, NAND gates and Boolean expressions - SQA National 5 Engineering Science
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Which single gate is equivalent to an AND gate followed by a NOT gate? [1 mark]
What is q2?Show answer
Write the Boolean expression for "Q is 1 when A OR B is 1". [1 mark]
What is q3?Show answer
A NOR gate has inputs A = 0 and B = 0. State the output. [1 mark]
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