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Analog Digital Signals

Authored by Charles Martinez

Computers

11th - 12th Grade

Analog Digital Signals
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between analogue and digital data?

Analogue is continuous data, whereas digital signals have two values, 0 and 1.
Analogue has two values 0 and 1, whereas digital is continuous data.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Analogue signals can vary in amplitude or frequency

True

False

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The height of a wave is called its frequency.

True

False

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

Is this an example of a digital or analogue format?

Digital
Analogue

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

Is this an example of a digital or analogue format?

Digital
Analogue

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Needed so the computer can understand analogue sensor readings

Digital to analogue converter (DAC)

Analogue to digital converter (ADC)

Sensor to digital conversion (SDC)

Digital compression (DC)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

I am the height of the wave. What am I?

Amplitude

Frequency

Phase shift

PCM

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