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Aim

Theory

Objective

Procedure

Pretest

Demo

Practice

Posttest

Assignment

Contributors

Feedback

Latch and Flip-Flops

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Beginner

Intermediate

Advanced

1. If S=0, R=1 , CLK =X , then what is the output of a SR flip flop ?

a: No change Explanation

Explanation

b: SET Explanation

Explanation

c: RESET Explanation

Explanation

d: TOGGLE Explanation

Explanation

2. A NAND gate is 0 if and only if

a: Both inputs are 0 Explanation

Explanation

b: At least one is 0 Explanation

Explanation

c: Both inputs are 1 Explanation

Explanation

d: Never takes 0 value Explanation

Explanation

3. What is the input required to make a JK flip flop toggle its input ?

a: SET=1 and RESET=0 Explanation

Explanation

b: SET=0 and RESET=0 Explanation

Explanation

c: SET=0 and RESET=1 Explanation

Explanation

d: SET=1 and RESET=1 Explanation

Explanation

4. A NAND gate can be formed by

a: OR and AND Explanation

Explanation

b: NOT and AND Explanation

Explanation

c: NOT and OR Explanation

Explanation

d: NOT and OR Explanation

Explanation

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