Virtual Labs

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Aim

Theory

Objective

Procedure

Pretest

Demo

Practice

Posttest

Assignment

Contributors

Feedback

Counters

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1. In a basic counter, what should the values of input J and K be set to:

a: 1, 1 Explanation

Explanation

b: 0, 0 Explanation

Explanation

c: 0, 1 Explanation

Explanation

d: 1, 0 Explanation

Explanation

2. What is the Clk input point of the JK flip-flop, whose Q output is connected to QB, connected to :

a: Clock Explanation

Explanation

b: J Explanation

Explanation

c: Q of other JK flip flop Explanation

Explanation

d: Q' of other JK flip flop Explanation

Explanation

3. In a ring counter circuit, ORI:

a: is initially set to low and remains low throughout the experiment Explanation

Explanation

b: is used as clear and preset Explanation

Explanation

c: both A and B Explanation

Explanation

d: None of the above Explanation

Explanation

4. In a ring counter number of states is equal to:

a: half of the no. of flip-flops used Explanation

Explanation

b: twice the no. of flip-flops used Explanation

Explanation

c: the no. of flip-flops used Explanation

Explanation

d: 2^(the no. of flip-flops used) Explanation

Explanation

5. In a basic counter no. of flip-flops used is equal to:

a: half of the no. of possible states Explanation

Explanation

b: ln(the no. of possible states) Explanation

Explanation

c: log2(the no. of possible states) Explanation

Explanation

d: 2^(the no. of possible states) Explanation

Explanation

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