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Digital Versus Analogue Communication

Authored by Richard Duffy

Engineering

12th Grade

Digital Versus Analogue Communication
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What role do Analog-to-Digital Converters (ADCs) and Digital-to-Analog Converters (DACs) play in communication?

They convert analog signals to digital and vice versa.

They amplify signals.

They filter noise from signals.

They modulate signals.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In terms of storage and transmission, digital communication is ________ compared to analog communication.

more efficient

less efficient

equally efficient

not efficient

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The role of temperature sensors in ADC applications is to:

measure temperature changes and convert them into digital signals

provide power supply to the ADC

act as a storage device for ADC data

control the ADC's clock speed

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do pressure sensors measure and convert in ADC applications?

Temperature and humidity

Pressure and force

Voltage and current

Light and sound

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blank: A 12-bit DAC has ______ steps.

4096

2048

1024

8192

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of actuators are controlled using smooth analog voltage signals?

Servo motors

Stepper motors

Hydraulic actuators

Pneumatic actuators

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