Virtual Labs

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Aim

Theory

Objective

Procedure

Pretest

Demo

Practice

Posttest

Assignment

Contributors

Feedback

Adder Circuit

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Beginner

Intermediate

Advanced

1. Which of the following gate outputs 1 on passing of 0, 1 bits:

a: XOR Explanation

Explanation

b: NOT Explanation

Explanation

c: AND Explanation

Explanation

d: NOR Explanation

Explanation

2. Which of the following is correct decimal representation of 10001:

a: 9 Explanation

Explanation

b: 8 Explanation

Explanation

c: 18 Explanation

Explanation

d: 17 Explanation

Explanation

3. XNOR cannot be a combination of which of the following gates:

a: XOR and NOT Explanation

Explanation

b: OR and NOT Explanation

Explanation

c: AND and NAND Explanation

Explanation

d: NAND and XOR Explanation

Explanation

4. 1 bit and 1 bit adds up to (in binary representation)

a: 1 Explanation

Explanation

b: 2 Explanation

Explanation

c: 11 Explanation

Explanation

d: 10 Explanation

Explanation

5. What is the sum and carry value on addition of 1 bit and 1 bit:

a: 1 and 0 Explanation

Explanation

b: 1 and 1 Explanation

Explanation

c: 0 and 1 Explanation

Explanation

d: 0 and 0 Explanation

Explanation

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