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Aim

Theory

Objective

Procedure

Pretest

Demo

Practice

Posttest

Assignment

References

Contributors

Feedback

Multiplexer

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1. If input1 (I₀) = 1 and input2 (I₁) = 0, and select = 1, what is the output of a 2X1 MUX?

a: 1 Explanation

Explanation

b: 0 Explanation

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c: Output is degenerated Explanation

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d: Information insufficient Explanation

Explanation

2. How many gates are used in making a 2X1 MUX

a: 4 Explanation

Explanation

b: 3 Explanation

Explanation

c: 2 Explanation

Explanation

d: 1 Explanation

Explanation

3. Why is an nX1 OR gate required in an nX1 MUX ?

a: To convert n inputs in a single output Explanation

Explanation

b: To make sure that each input has the same value Explanation

Explanation

c: To convert the input in binary form Explanation

Explanation

d: To store the input bits in output bit Explanation

Explanation

4. How many 2X1 MUXes are required to create a 16X1 MUX ?

a: 15 Explanation

Explanation

b: 2 Explanation

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c: 8 Explanation

Explanation

d: 1 Explanation

Explanation

5. In a 4X1 multiplexer, how many select lines are required:

a: 1 Explanation

Explanation

b: 2 Explanation

Explanation

c: 3 Explanation

Explanation

d: 4 Explanation

Explanation

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