Find the correct combination of $\mathrm{A}, \mathrm{B}, \mathrm{C}$ and D inputs which can cause th

Question

Find the correct combination of $\mathrm{A}, \mathrm{B}, \mathrm{C}$ and D inputs which can cause the LED to glow.

Professor PC Thomas Classes · Answer

By analyzing the boolean expression of the given logic circuit, we determine the conditions under which the output is high (1). The LED glows when the final output is 1. Checking the truth table for the given options, the input combination A=1, B=1, C=0, D=1 yields a high output.