So I am fairly new to electronics, but I need to make a quiz board for a project. It has to have 30 terminals (one for each question: 15, one for each answer: 15) and basically if a wire (or a lead which can be built in to the system) is connected to a question and the other end (or other lead) is connected to the right answer it should light up an led but if it is connected to a wrong answer a buzzer has to sound. I was trying to come up with a feasible design:
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by lgm432
April 10, 2013 |
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