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Digital vs. Analog Signals

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.
Is music playing from a record an analog or digital signal?
a)
Analog
b)
Digital
2.
Which type(s) of signal(s) can be easily corrected to remove noise?
a)
Analog
b)
Digital
c)
Both
d)
Neither
3.
Is this digital or analog?
a)
Digital 
b)
Analog
4.

Which of the following is an analog technology?

a)
b)
c)
d)
5.

What kind of wave is this?

a)

analog

b)

digital

c)

neither

6.

Which type of signal is less susceptible to interference when transferred over distance?

a)

Digital

b)

Analog

7.
Which type(s) of signal(s) can be transmitted as radio waves?
a)
Analog
b)
Digital
c)
Both
d)
Neither
8.

The following device uses analog waves to transmit information.

a)

iPhone XR

b)

Chimes from a church bell

c)

Satellite signals

d)

Microwave

9.
Is this digital or analog?
a)
Digital 
b)
Analog
10.
Is this digital or analog?
a)
Digital 
b)
Analog
11.
What is true about a digital signal?
a)
They are easily distorted or affected by interference
b)
They take up more space
c)
They require more information
d)
They are generally considered more reliable
12.
Which is an example of an analog signal?
a)
Record Player
b)
CD Player
13.
Is a video game coded as analog or digital data?
a)
Analog
b)
Digital
14.

How are digital waves sent?

a)

continuous wave

b)

wave pulses(1,0)

15.
Why are digital signals more reliable in transmitting information than analog signals? 
a)
They are more powerful
b)
They carry less information
c)
They have less interference over long distances
d)
They have more interference over long distances
16.

This blocky signal is:

a)

digital

b)

analog

17.

This smooth signal is:

a)

digital

b)

analog

18.

____ signals are more reliable and more easily stored.

a)

digital

b)

analog

19.

This type of signal is more affected by noise and greatly affects the quality of the signal

a)

Analog

b)

Digital

20.

Which best compares the reliability of analog signals and digital signals?

a)

Only analog signals are reliable

b)

Analog signals are more reliable than digital signals

c)

Digital signals are more reliable than analog signals

d)

Both types of signals are equally reliable

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