Draw the truth table for the logic circuit given below
Question
1. Draw the truth table for the logic circuit
given below and determine the Boolean expression.
2. The inputs to 74148 encoder, using Quartus names, are EIN is LOW, 0N is LOW, 1N is LOW, 2N is LOW, 3N is LOW, 4N is HIGH, 5N is HIGH, 6N is HIGH, and 7N is HIGH. What should A1N be?
3. The inputs to 74138 decoder, using Quartus names, are A is HIGH, B is LOW, C is LOW, G1 is HIGH, G2AN is LOW, and G2BN is LOW. What should Y7N be?
4. Which encoder has a fault?