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WorksheetsPhysics Analog and Digital
Total questions: 25
Worksheet time: 19mins
Name
Class
Date
1.
The signal above is an example of a(n)
a)
Digital Signal
b)
Analog Signal
2.
Which is an example of an analog signal?
a)
Record Player
b)
CD Player
3.
Which is an example of an analog signal?
a)
Blu-Ray DVD
b)
VHS Tape
4.
Smooth and continuous data
a)
analog
b)
digital
c)
pulse
d)
binary
5.
Digital offers better clarity, but analog gives you richer quality.
a)
True
b)
False
6.
This is how analog signal looks like.
a)
True
b)
False
7.
A big disadvantage of digital technology is the recording does degrade over time.
a)
True
b)
False
8.
An analog signal is sent in discrete pulses in two states, on= 1 or off= 0.
a)
True
b)
False
9.
Is this digital or analog?
a)
Digital
b)
Analog
10.
Is this digital or analog?
a)
Digital
b)
Analog
11.
Is this digital or analog?
a)
Digital
b)
Analog
12.
Is this digital or analog?
a)
Digital
b)
Analog
13.
The picture shows an example of what kind of signal?
a)
Analog
b)
Digital
14.
What value (number) can an analog signal have?
a)
1 or 0
b)
Any whole number/value
c)
Any number/value
d)
It always depends on the type
15.
In a digital signal information is stored in:
a)
bits
b)
waves
16.
Which of the following is an example of an Digital signal storage?
a)
b)
c)
d)
All of these
17.
Morse code is a type of _____________ signal.
a)
digital
b)
analog
18.
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
19.
An analog signal is...
a)
continuous
b)
in pulses
20.
Identify a disadvantage of an analog signal:
a)
Requires low power
b)
Doesn't get interference
c)
When copied, quality goes down
d)
Hardware is usually small
21.
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
22.
How can a signal be transmitted?
a)
Tone
b)
Light
c)
Electric Pulses
d)
All of the Above
23.
A signal is a way to transmit ________________ by means of gesture,action, sound, or other means.
a)
money
b)
information
c)
time
d)
light
24.
Which of the following is an example of a digital signal?
a)
Mercury Thermometer
b)
VHS Tape
c)
Blu-Ray
d)
Analog Clock
25.
Which of the following is an advantage of analog signals
a)
Less prone to interference
b)
Requires less power
c)
Travels Farther
d)
Carries more detailed information
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