Practice Multiplexer (4.2.7) - Fundamental of Digital Computer - Computer Organisation and Architecture

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6 sample questions

Question 1.
What is the primary function of a multiplexer?
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Consider how it operates as a switch.
Question 2.
In a 4-to-1 multiplexer, how many select lines are required?
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Think about the logarithmic relationship.
3Question 3.
A multiplexer can be described as what?
- A buffer
- A switch
- A storage device
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Think about how it connects inputs to outputs.
4Question 4.
True or False: A multiplexer can pass multiple input signals at the same time.
- True
- False
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Recall its function of switching.
Question 5.
You have a multiplexer with 16 input lines. Calculate the number of select lines required and justify your answer.
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Use logarithms to analyze input lines.
Question 6.
Illustrate the operation of a 4-to-1 multiplexer with a truth table and identify what output corresponds to the select line combination 10.
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Focus on binary counting for select lines.

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