KERALA UNIVERSITY Class 3 digital electronics Question Paper 2020

Practice authentic previous year questions for better exam preparation.

Sample Questions

When is Boolean algebra called Switching algebra? Implement the switching function $Y=B \bar{C}+\bar{A} B+D$.
What is a Multiplexer? Draw the logic diagram of an $8: 1$ line multiplexer.
What is ROM? Draw the basic structure of a ROM.
Simplify the function $\mathrm{F}(\mathrm{A}, \mathrm{B}, \mathrm{C})=\sum(01367)+\sum d(245)$ where " d " denotes don't care.
Show that a positive logic AND gate is negative logic OR.