Practice Review Questions (8.5) - Multiplexers and Demultiplexers - Part B
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Review Questions

Practice - Review Questions

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Practice Questions

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Question 1 Easy

What does a multiplexer do?

💡 Hint: Think of a traffic control system directing cars to specific roadways.

Question 2 Easy

Define a priority encoder.

💡 Hint: Consider how a first-come, first-served system works in queues.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of a multiplexer?

To convert signals
To select a single input
To direct signals

💡 Hint: Think about its use in data selection.

Question 2

True or False: A decoder can function as a demultiplexer.

True
False

💡 Hint: Reflect on how inputs could mimic direct lines.

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Challenge Problems

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Challenge 1 Hard

Design a digital system using a 4-to-16 decoder to control 16 LEDs based on binary inputs A3, A2, A1, and A0. Determine circuit connections.

💡 Hint: Plan your circuit around the decoder’s inputs and the LEDs' output requirements.

Challenge 2 Hard

How would you implement a Boolean function F(A, B, C) = Σ(0, 1, 2, 5, 6) using a 3-to-8 decoder and OR gates? What advantage does this provide?

💡 Hint: Visual the minterm outputs before integrating.

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