DBATU Model MCQ – Digital Electronics

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Welcome to your Digital Electronics, dated September 27, 2022

1. 

It is required to construct a counter to count upto  1000(decimal).The minimum number of flip-flops required to construct the counter is

2. 

A bistable multivibrator is a

3. 

The output of logic gate is '1' when all its inputs are at logic '0'. The gate is either

4. 

In 1-to-4 demultiplexer, how many select lines are required?

5. 

How many AND gates are required for a 1-to-8 multiplexer?

6. 

Which number system has a base of 16 ?

7. 

 Which of these sets of logic gates are designated as universal gates?

8. 

 If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

9. 

A full adder logic circuit will have

10. 

To realize Y = CD+EF+G how many AND gates are required

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