DIGITAL ELECTRONICS LAB VIVA QUESTIONS DIGITAL ELECTRONICS LAB VIVA QUESTIONS
VIVA QUESTIONS
Q.1 What do you mean by Logic Gates? Q.2 What are the applications of Logic Gates? Q.3 What is Truth Table? Q.4 Why e use basic logic gates? Q.! Write don the truth table of all logic gates?
VIVA QUESTIONS
Q." What do you mean by uni#ersal gate? Q.$ Write truth table for 2 %&' ()* +()* ,+- and +,+- gate? Q. %mplement all logic gate by using /ni#ersal gate? Q.0 Why is they called /ni#ersal Gates? Q.1 Gi#e the name of uni#ersal gate? VIVA QUESTIONS
Q.1 -ra circuit diagram of alf ,dder circuit? Q.2 -ra circuit diagram of ull ,dder circuit? Q.3 -ra ull ,dder circuit by using alf ,dder circuit and minimum no. of l ogic gate? Q.4 Write oolean function for half adder? Q.! Write oolean function for ull adder? Q.!-esign the half ,dder 5 ull ,dder using +,+-6+,+- Logic.
VIVA QUESTIONS
Q.1 -ra circuit diagram of alf 7ubtractor circuit? Q.2 -ra circuit diagram of ull 7ubtractor circuit? Q.3 -ra ull 7ubtractor 7 ubtractor circuit by using alf 7ubtractor circuit and minimum no. of logic gate? Q.4 Write oolean function for half 7ubtractor? Q.! Write oolean function for ull 7ubtractor? 7 ubtractor? VIVA QUESTIONS
Q.1 What is 89cess63 code? Why it is called 89cess63 code? Q.2 What is the application of 89cess63 :ode? Q.3 What is ,7:%% code? Q.4 89cess63 code is Weighted or /neighted? Q.! (ut of the possible 1" code combination? o many numbers used in 89cess63 code?
VIVA QUESTIONS
Q.1. What is -emorgan;s La? Q.2. 7ho the truth table for -emorgan;s Theorem? Q.3.What is
Q.1 What is lip6lop? Q.2 What is Latch circuit? Q.3 -ra a truth =tables of 76)* >6* - and T? Q.4 What is the disad#antages of 76) lip6lop? Q.! o can you remo#e the problem of 76) lip =lop? Q." 6* - and T lip6lop? Q.$ What do you understand by )ace ,ground condition? o it is o#er come in >6 lip lop? VIVA QUESTIONS
Q.1 89plain the principle of
Q.1 89plain about -emultiple9er? Q.2 -ra a circuit diagram of 1A 4 -emultiple9er? Q.3
VIVA QUESTIONS
Q.1 Gi#e some application of !!! timers %:? Q.2 What are the basic elements of a !!! timer %:? Q.3 Gi#e important features of !!! timer %:? Q.4 What do you mean by the term duty cycle of an astable multi#ibrator? Q.! or monostable operation of !!! timer %:* hat mature of input trigger pulse is needed ?
